{"title":"Foster TF4 Series Couplers","description":"\u003cp\u003eFoster TF4 Series pneumatic quick couplers and plugs, interchangeable with the Tru-Flate automotive design in a 3\/8\" body. Rated 300 PSI, one-way shut-off, automatic connect with a steel tubular valve for high air flow. Ideal for air compressors, pneumatic tools, grease guns, and paint applicators. Brass\/steel construction; sleeve-guard versions available.\u003c\/p\u003e","products":[{"product_id":"foster-tf1714-tf4-series","title":"Foster TF1714, 3\/8\" Tru-Flate Coupler x Push-On Hose Stem, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF1714\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF1714\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Push-On Hose Stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush-on hose stem\u003c\/strong\u003e — which means a secure grip on push-on hose with no separate clamp.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391824943,"sku":"FOST TF1714 (1)","price":27.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf1814-tf4-series","title":"Foster TF1814, 3\/8\" Tru-Flate Coupler x Push-On Hose Stem, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF1814\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF1814\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Push-On Hose Stem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush-on hose stem\u003c\/strong\u003e — which means a secure grip on push-on hose with no separate clamp.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391857711,"sku":"FOST TF1814 (1)","price":29.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf40-tf4-series","title":"Foster TF40, 3\/8\" Tru-Flate Plug x 1\/4\" Male NPT, TF4 Series, Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF40\u003c\/strong\u003e is a steel 3\/8\" plug from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/4\" Male NPT, MPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this plug\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it plugs into any matching Tru-Flate-style 3\/8\" socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) sockets — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this plug with a matching 3\/8\" Tru-Flate socket for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391890479,"sku":"FOST TF40 (1)","price":4.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4004-tf4-series","title":"Foster TF4004, 3\/8\" Tru-Flate Coupler x 1\/4\" Female NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4004\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4004\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/4\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391923247,"sku":"FOST TF4004 (1)","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf41-tf4-series","title":"Foster TF41, 3\/8\" Tru-Flate Plug x 1\/4\" Female NPT, TF4 Series, Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF41\u003c\/strong\u003e is a steel 3\/8\" plug from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF41\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/4\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this plug\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it plugs into any matching Tru-Flate-style 3\/8\" socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) sockets — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this plug with a matching 3\/8\" Tru-Flate socket for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391956015,"sku":"FOST TF41 (1)","price":6.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4104-tf4-series","title":"Foster TF4104, 3\/8\" Tru-Flate Coupler x 1\/4\" Male NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4104\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4104\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/4\" Male NPT, MPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529391988783,"sku":"FOST TF4104 (1)","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf42-tf4-series","title":"Foster TF42, 3\/8\" Tru-Flate Plug x 3\/8\" Male NPT, TF4 Series, Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF42\u003c\/strong\u003e is a steel 3\/8\" plug from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF42\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/8\" Male NPT, MPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this plug\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it plugs into any matching Tru-Flate-style 3\/8\" socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) sockets — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this plug with a matching 3\/8\" Tru-Flate socket for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392021551,"sku":"FOST TF42 (1)","price":6.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4204-tf4-series","title":"Foster TF4204, 3\/8\" Tru-Flate Coupler x 3\/8\" Female NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4204\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4204\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/8\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392087087,"sku":"FOST TF4204 (1)","price":26.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf43-tf4-series","title":"Foster TF43, 3\/8\" Tru-Flate Plug x 3\/8\" Female NPT, TF4 Series, Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF43\u003c\/strong\u003e is a steel 3\/8\" plug from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF43\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/8\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this plug\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it plugs into any matching Tru-Flate-style 3\/8\" socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) sockets — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this plug with a matching 3\/8\" Tru-Flate socket for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392119855,"sku":"FOST TF43 (1)","price":6.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4304-tf4-series","title":"Foster TF4304, 3\/8\" Tru-Flate Coupler x 3\/8\" Male NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. 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Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392152623,"sku":"FOST TF4304 (1)","price":26.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4404-tf4-series","title":"Foster TF4404, 3\/8\" Tru-Flate Coupler x 1\/2\" Female NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4404\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4404\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/2\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392218159,"sku":"FOST TF4404 (1)","price":27.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4504-tf4-series","title":"Foster TF4504, 3\/8\" Tru-Flate Coupler x 1\/2\" Male NPT, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4504\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4504\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/2\" Male NPT, MPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. 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The Foster \u003cstrong\u003eTF4604\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4604\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/4\" Hose ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392283695,"sku":"FOST TF4604 (1)","price":26.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4704-tf4-series","title":"Foster TF4704, 3\/8\" Tru-Flate Coupler x 5\/16\" Hose ID, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4704\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4704\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 5\/16\" Hose ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392316463,"sku":"FOST TF4704 (1)","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf48-tf4-series","title":"Foster TF48, 3\/8\" Tru-Flate Plug x 3\/8\" Hose ID, TF4 Series, Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF48\u003c\/strong\u003e is a steel 3\/8\" plug from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF48\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/8\" Hose ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this plug\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it plugs into any matching Tru-Flate-style 3\/8\" socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel\u003c\/strong\u003e — which means durable service under repeated high-pressure cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) sockets — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this plug with a matching 3\/8\" Tru-Flate socket for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392349231,"sku":"FOST TF48 (1)","price":8.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4804-tf4-series","title":"Foster TF4804, 3\/8\" Tru-Flate Coupler x 3\/8\" Hose ID, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4804\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4804\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 3\/8\" Hose ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392414767,"sku":"FOST TF4804 (1)","price":27.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tf4904-tf4-series","title":"Foster TF4904, 3\/8\" Tru-Flate Coupler x 1\/2\" Hose ID, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTF4904\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TF4904\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/2\" Hose ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392447535,"sku":"FOST TF4904 (1)","price":29.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tfsb34-tf4-series","title":"Foster TFSB34, 3\/8\" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. 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Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392480303,"sku":"FOST TFSB34 (1)","price":32.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tfsb54-tf4-series","title":"Foster TFSB54, 3\/8\" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. 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The Foster \u003cstrong\u003eTFSD114\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TFSD114\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Reusable Hose Clamp Fitting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable hose clamp fitting\u003c\/strong\u003e — which means you can re-clamp onto fresh hose instead of scrapping a crimped fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392578607,"sku":"FOST TFSD114 (1)","price":32.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tfsd134-tf4-series","title":"Foster TFSD134, 3\/8\" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTFSD134\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TFSD134\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Reusable Hose Clamp Fitting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable hose clamp fitting\u003c\/strong\u003e — which means you can re-clamp onto fresh hose instead of scrapping a crimped fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392611375,"sku":"FOST TFSD134 (1)","price":34.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tfsd74-tf4-series","title":"Foster TFSD74, 3\/8\" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTFSD74\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TFSD74\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Reusable Hose Clamp Fitting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable hose clamp fitting\u003c\/strong\u003e — which means you can re-clamp onto fresh hose instead of scrapping a crimped fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392939055,"sku":"FOST TFSD74 (1)","price":32.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-tfsd94-tf4-series","title":"Foster TFSD94, 3\/8\" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel","description":"\u003cp\u003eFast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster \u003cstrong\u003eTFSD94\u003c\/strong\u003e is a brass and steel 3\/8\" coupler from the Foster TF4 Series, rated to 300 PSI and built in the USA for air compressors, pneumatic tools, grease guns, and paint applicators.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Foster\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e TF4 Series (Tru-Flate \/ Automotive Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e TFSD94\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 3\/8\" Tru-Flate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 3\/8\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Reusable Hose Clamp Fitting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect (retract sleeve to disconnect)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass and Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e 300 PSI\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1pc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eWhy this coupler\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic push-to-connect\u003c\/strong\u003e — which means single-handed connection; push the plug in, retract the sleeve to disconnect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTru-Flate (automotive) interchange\u003c\/strong\u003e — which means it mates with the most common automotive-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-flow tubular steel valve\u003c\/strong\u003e — which means strong air delivery with minimal pressure drop for better tool performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable hose clamp fitting\u003c\/strong\u003e — which means you can re-clamp onto fresh hose instead of scrapping a crimped fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFrequently asked questions\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does this connect to?\u003c\/strong\u003e\u003cbr\u003eIt interchanges with Tru-Flate (automotive-style) plugs — a very common 3\/8\" air-coupler design.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat pressure is it rated for?\u003c\/strong\u003e\u003cbr\u003eRated to 300 PSI working pressure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow does it connect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in to connect automatically; retract the sleeve to disconnect.\u003c\/p\u003e\u003cp\u003eIdeal for automotive shops, air compressors, pneumatic tools, grease guns, and paint applicators. Pair this coupler with a matching 3\/8\" Tru-Flate plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, responsive US-based support, accurate specs, fast shipping.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45529392971823,"sku":"FOST TFSD94 (1)","price":32.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"}],"url":"https:\/\/www.hpcouplers.com\/en-ie\/collections\/foster-tf4-series-couplers.oembed","provider":"hpcouplers","version":"1.0","type":"link"}