{"title":"Foster SHD Series Couplers","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eFoster SHD Series automatic air couplers and plugs, interchangeable with Schrader Standard \u0026amp; Heavy Duty fittings. Rated 300 PSI. Push to connect, twist the sleeve to release — commonly known as twist-lock couplers. Lightweight aluminum bodies with steel and brass internals; stainless versions available.\u003c\/p\u003e","products":[{"product_id":"foster-shd2803-shd-series","title":"Foster SHD2803, 1\/4\" Schrader Coupler x 1\/8\" Female NPT, SHD Series, Automatic, Aluminum","description":"\u003cp\u003eFast, one-handed air connections that interchange with Schrader Standard \u0026amp; Heavy Duty couplers. The Foster \u003cstrong\u003eSHD2803\u003c\/strong\u003e is a aluminum body with steel and brass internals 1\/4\" coupler from the Foster SHD Series, rated to 300 PSI and built in the USA for shop air, tools, and tire\/pneumatic service.\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 SHD (Schrader Standard \u0026amp; Heavy Duty Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SHD2803\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/4\" Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/4\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/8\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum body with steel and brass internals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect; twist the sleeve to release (twist-lock disconnect)\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, twist-lock release\u003c\/strong\u003e — which means you push the plug in to connect single-handed, then twist the sleeve to release (these are commonly known as twist-lock couplers).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchrader Standard \u0026amp; Heavy Duty interchange\u003c\/strong\u003e — which means it mates with the most common Schrader-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight aluminum body\u003c\/strong\u003e — which means less hand fatigue on air tools and hoses while keeping steel and brass where strength and sealing matter.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePush it on and it clicks home — clean airflow, no leaks, no fuss. Built to take daily shop abuse and keep sealing connection after connection.\u003c\/p\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 Schrader Standard \u0026amp; Heavy Duty plugs — a widely used air-coupler style for shop air and tire\/pneumatic service.\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 do these connect and disconnect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in and it connects automatically (one-handed). To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/4\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. Quick-coupling is what we do.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45526962569263,"sku":"FOST SHD2803 (1)","price":19.79,"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-shd2803s-s-shd-series","title":"Foster SHD2803S\/S, 1\/4\" Schrader Coupler x 1\/8\" Female NPT, SHD Series, Automatic, 303 Stainless","description":"\u003cp\u003eFast, one-handed air connections that interchange with Schrader Standard \u0026amp; Heavy Duty couplers. The Foster \u003cstrong\u003eSHD2803S\/S\u003c\/strong\u003e is a 303 stainless steel 1\/4\" coupler from the Foster SHD Series, rated to 300 PSI and built in the USA for shop air, tools, and tire\/pneumatic service.\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 SHD (Schrader Standard \u0026amp; Heavy Duty Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SHD2803S\/S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/4\" Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/4\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e 1\/8\" Female NPT, FPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 303 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect; twist the sleeve to release (twist-lock disconnect)\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, twist-lock release\u003c\/strong\u003e — which means you push the plug in to connect single-handed, then twist the sleeve to release (these are commonly known as twist-lock couplers).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchrader Standard \u0026amp; Heavy Duty interchange\u003c\/strong\u003e — which means it mates with the most common Schrader-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e303 stainless construction\u003c\/strong\u003e — which means superior corrosion resistance for washdown and harsh environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePush it on and it clicks home — clean airflow, no leaks, no fuss. Built to take daily shop abuse and keep sealing connection after connection.\u003c\/p\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 Schrader Standard \u0026amp; Heavy Duty plugs — a widely used air-coupler style for shop air and tire\/pneumatic service.\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 do these connect and disconnect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in and it connects automatically (one-handed). To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/4\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. Quick-coupling is what we do.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45526962602031,"sku":"FOST SHD2803S\/S (1)","price":94.29,"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-shd3003-shd-series","title":"Foster SHD3003, 1\/4\" Schrader Coupler x 1\/4\" Female NPT, SHD Series, Automatic, Aluminum","description":"\u003cp\u003eFast, one-handed air connections that interchange with Schrader Standard \u0026amp; Heavy Duty couplers. The Foster \u003cstrong\u003eSHD3003\u003c\/strong\u003e is a aluminum body with steel and brass internals 1\/4\" coupler from the Foster SHD Series, rated to 300 PSI and built in the USA for shop air, tools, and tire\/pneumatic service.\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 SHD (Schrader Standard \u0026amp; Heavy Duty Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SHD3003\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/4\" Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/4\" 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\u003eValve Type:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum body with steel and brass internals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect; twist the sleeve to release (twist-lock disconnect)\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, twist-lock release\u003c\/strong\u003e — which means you push the plug in to connect single-handed, then twist the sleeve to release (these are commonly known as twist-lock couplers).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchrader Standard \u0026amp; Heavy Duty interchange\u003c\/strong\u003e — which means it mates with the most common Schrader-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight aluminum body\u003c\/strong\u003e — which means less hand fatigue on air tools and hoses while keeping steel and brass where strength and sealing matter.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePush it on and it clicks home — clean airflow, no leaks, no fuss. Built to take daily shop abuse and keep sealing connection after connection.\u003c\/p\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 Schrader Standard \u0026amp; Heavy Duty plugs — a widely used air-coupler style for shop air and tire\/pneumatic service.\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 do these connect and disconnect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in and it connects automatically (one-handed). To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/4\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. Quick-coupling is what we do.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45526962634799,"sku":"FOST SHD3003 (1)","price":18.09,"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-shd3003-104-shd-series","title":"Foster SHD3003-104, 1\/4\" Schrader Coupler x 1\/4\" Female NPT, SHD Series, Automatic, Silicone Seal, Aluminum","description":"\u003cp\u003eFast, one-handed air connections that interchange with Schrader Standard \u0026amp; Heavy Duty couplers. The Foster \u003cstrong\u003eSHD3003-104\u003c\/strong\u003e is a aluminum body with steel and brass internals 1\/4\" coupler from the Foster SHD Series, rated to 300 PSI and built in the USA for shop air, tools, and tire\/pneumatic service.\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 SHD (Schrader Standard \u0026amp; Heavy Duty Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SHD3003-104\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/4\" Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/4\" 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\u003eValve Type:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal:\u003c\/strong\u003e Silicone (high\/low temp service)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum body with steel and brass internals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect; twist the sleeve to release (twist-lock disconnect)\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, twist-lock release\u003c\/strong\u003e — which means you push the plug in to connect single-handed, then twist the sleeve to release (these are commonly known as twist-lock couplers).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchrader Standard \u0026amp; Heavy Duty interchange\u003c\/strong\u003e — which means it mates with the most common Schrader-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight aluminum body\u003c\/strong\u003e — which means less hand fatigue on air tools and hoses while keeping steel and brass where strength and sealing matter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicone seal\u003c\/strong\u003e — which means a wider service temperature range than standard nitrile seals.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePush it on and it clicks home — clean airflow, no leaks, no fuss. 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To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat hose does it fit?\u003c\/strong\u003e\u003cbr\u003eIt is sized for hose with 3\/8\" inside diameter and 3\/4\" outside diameter; the reusable clamp grips the hose with no crimp needed.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/2\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. 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The Foster \u003cstrong\u003eSHDSD135\u003c\/strong\u003e is a aluminum body with steel and brass internals 1\/2\" coupler from the Foster SHD Series, rated to 300 PSI and built in the USA for shop air, tools, and tire\/pneumatic service.\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 SHD (Schrader Standard \u0026amp; Heavy Duty Interchange)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e SHDSD135\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterchange:\u003c\/strong\u003e 1\/2\" Schrader\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody:\u003c\/strong\u003e 1\/2\" Coupler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread:\u003c\/strong\u003e Reusable Hose Fitting, 3\/8\" ID x 13\/16\" OD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e One-Way Shut-Off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum body with steel and brass internals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic push-to-connect; twist the sleeve to release (twist-lock disconnect)\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, twist-lock release\u003c\/strong\u003e — which means you push the plug in to connect single-handed, then twist the sleeve to release (these are commonly known as twist-lock couplers).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSchrader Standard \u0026amp; Heavy Duty interchange\u003c\/strong\u003e — which means it mates with the most common Schrader-style air couplers and plugs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight aluminum body\u003c\/strong\u003e — which means less hand fatigue on air tools and hoses while keeping steel and brass where strength and sealing matter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReusable hose fitting\u003c\/strong\u003e — which means you can re-clamp it onto a fresh hose instead of scrapping a crimped fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePush it on and it clicks home — clean airflow, no leaks, no fuss. Built to take daily shop abuse and keep sealing connection after connection.\u003c\/p\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 Schrader Standard \u0026amp; Heavy Duty plugs — a widely used air-coupler style for shop air and tire\/pneumatic service.\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 do these connect and disconnect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in and it connects automatically (one-handed). To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat hose does it fit?\u003c\/strong\u003e\u003cbr\u003eIt is sized for hose with 3\/8\" inside diameter and 13\/16\" outside diameter; the reusable clamp grips the hose with no crimp needed.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/2\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. Quick-coupling is what we do.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45526964961327,"sku":"FOST SHDSD135 (1)","price":38.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"},{"product_id":"foster-shdsp135-shd-series","title":"Foster SHDSP135, 1\/2\" Schrader Coupler x Reusable Hose Fitting, 1\/2\" ID x 13\/16\" OD, SHD Series, Automatic, Aluminum","description":"\u003cp\u003eFast, one-handed air connections that interchange with Schrader Standard \u0026amp; Heavy Duty couplers. 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Built to take daily shop abuse and keep sealing connection after connection.\u003c\/p\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 Schrader Standard \u0026amp; Heavy Duty plugs — a widely used air-coupler style for shop air and tire\/pneumatic service.\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 do these connect and disconnect?\u003c\/strong\u003e\u003cbr\u003ePush the plug in and it connects automatically (one-handed). To release, twist the sleeve — which is why these are often called twist-lock couplers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat hose does it fit?\u003c\/strong\u003e\u003cbr\u003eIt is sized for hose with 1\/2\" inside diameter and 13\/16\" outside diameter; the reusable clamp grips the hose with no crimp needed.\u003c\/p\u003e\u003cp\u003eIdeal for shop air lines, pneumatic tools, and tire service. Pair this coupler with a matching 1\/2\" SHD Schrader plug for a complete, leak-free connection.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy buy from hpcouplers:\u003c\/strong\u003e Foster quality, backed by responsive US-based support, accurate specs, and fast shipping. Quick-coupling is what we do.\u003c\/p\u003e","brand":"Foster","offers":[{"title":"Default Title","offer_id":45526964994095,"sku":"FOST SHDSP135 (1)","price":40.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9849\/files\/Foster_Stock_Image_v1.png?v=1781220743"}],"url":"https:\/\/www.hpcouplers.com\/collections\/foster-shd-series-couplers.oembed?page=2","provider":"hpcouplers","version":"1.0","type":"link"}