3/8" Body Industrial Interchange Pneumatic Couplers and Plugs
3/8" Body pneumatic fittings are the perfect solution for your industrial and manufacturing needs, including construction and repair shops. Made of durable brass or steel, these fittings are designed to connect flexible tubing such as polyurethane and nylon in various sizes. The quick-connect design allows for easy attachment and detachment from your pneumatic system, while their 3/8" industrial interchange compatibility means they can be used with fittings from other manufacturers. With their reliability and versatility, these 3/8" Industrial fittings are a top choice for a wide range of pneumatic applications in construction and repair shops. Trust hpcouplers to deliver high-quality fittings that get the job done right.
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Original price $ 499.00Original price $ 499.00 - Original price $ 499.00Original price $ 499.00Current price $ 349.00$ 349.00 - $ 349.00Current price $ 349.00
Foster FM4204, 4 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass
In stockSeries: 4 Part Number: FM4204 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 499.00Original price $ 499.00 - Original price $ 499.00Original price $ 499.00Current price $ 349.00$ 349.00 - $ 349.00Current price $ 349.00Save 30% -
Original price $ 355.00Original price $ 355.00 - Original price $ 355.00Original price $ 355.00Current price $ 249.00$ 249.00 - $ 249.00Current price $ 249.00
Foster FM4303, 4 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass
In stockSeries: 4 Part Number: FM4304 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 355.00Original price $ 355.00 - Original price $ 355.00Original price $ 355.00Current price $ 249.00$ 249.00 - $ 249.00Current price $ 249.00Save 30% -
Original price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00
Foster FM4004, 4 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass
In stockSeries: 4 Part Number: FM4004 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/4" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00Save 30% -
Original price $ 372.00Original price $ 372.00 - Original price $ 372.00Original price $ 372.00Current price $ 260.00$ 260.00 - $ 260.00Current price $ 260.00
Foster 4004, 4 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass, Steel
In stockSeries: 4 Part Number: 4004 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/4" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 372.00Original price $ 372.00 - Original price $ 372.00Original price $ 372.00Current price $ 260.00$ 260.00 - $ 260.00Current price $ 260.00Save 30% -
Original price $ 499.00Original price $ 499.00 - Original price $ 499.00Original price $ 499.00Current price $ 349.00$ 349.00 - $ 349.00Current price $ 349.00
Foster FM4304, 4 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass
In stockSeries: 4 Part Number: FM4304 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass ...
View full detailsOriginal price $ 499.00Original price $ 499.00 - Original price $ 499.00Original price $ 499.00Current price $ 349.00$ 349.00 - $ 349.00Current price $ 349.00Save 30% -
Original price $ 382.00Original price $ 382.00 - Original price $ 382.00Original price $ 382.00Current price $ 268.00$ 268.00 - $ 268.00Current price $ 268.00
Foster 4204, 4 Series, Industrial Coupler, Manual, 3/8" Female NPT, Brass, Steel
In stockSeries: 4 Part Number: 4204 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 382.00Original price $ 382.00 - Original price $ 382.00Original price $ 382.00Current price $ 268.00$ 268.00 - $ 268.00Current price $ 268.00Save 30% -
Original price $ 512.00Original price $ 512.00 - Original price $ 512.00Original price $ 512.00Current price $ 358.00$ 358.00 - $ 358.00Current price $ 358.00
Foster FM4404, 4 Series, Industrial Coupler, Automatic, 1/2" Female NPT, Brass
In stockSeries: 4 Part Number: FM4404 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/2" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 512.00Original price $ 512.00 - Original price $ 512.00Original price $ 512.00Current price $ 358.00$ 358.00 - $ 358.00Current price $ 358.00Save 30% -
Original price $ 512.00Original price $ 512.00 - Original price $ 512.00Original price $ 512.00Current price $ 358.00$ 358.00 - $ 358.00Current price $ 358.00
Foster FM4804, 4 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4804 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass, Ste...
View full detailsOriginal price $ 512.00Original price $ 512.00 - Original price $ 512.00Original price $ 512.00Current price $ 358.00$ 358.00 - $ 358.00Current price $ 358.00Save 30% -
Original price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00
Foster FM4104, 4 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass
In stockSeries: 4 Part Number: FM4104 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/4" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00Save 30% -
Original price $ 382.00Original price $ 382.00 - Original price $ 382.00Original price $ 382.00Current price $ 268.00$ 268.00 - $ 268.00Current price $ 268.00
Foster 4104, 4 Series, Industrial Coupler, Manual, 1/4" Male NPT, Brass, Steel
In stockSeries: 4 Part Number: 4104 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/4" Male NPT, MPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 382.00Original price $ 382.00 - Original price $ 382.00Original price $ 382.00Current price $ 268.00$ 268.00 - $ 268.00Current price $ 268.00Save 30% -
Original price $ 543.00Original price $ 543.00 - Original price $ 543.00Original price $ 543.00Current price $ 380.00$ 380.00 - $ 380.00Current price $ 380.00
Foster FM1714, 4 Series, Industrial Coupler, Automatic, 3/8" Push-On Hose Barb, Brass
In stockSeries: 4 Part Number: FM1714 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 3/8" Push-On Hose Barb Material: Heavy-Duty Br...
View full detailsOriginal price $ 543.00Original price $ 543.00 - Original price $ 543.00Original price $ 543.00Current price $ 380.00$ 380.00 - $ 380.00Current price $ 380.00Save 30% -
Original price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00
Foster 4404, 4 Series, Industrial Coupler, Manual, 1/2" Female NPT, Brass, Steel
In stockSeries: 4 Part Number: 4404 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Female NPT, FPT Material: Heavy-Duty Brass...
View full detailsOriginal price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00Save 30% -
Original price $ 504.00Original price $ 504.00 - Original price $ 504.00Original price $ 504.00Current price $ 353.00$ 353.00 - $ 353.00Current price $ 353.00
Foster FM4504, 4 Series, Industrial Coupler, Automatic, 1/2" Male NPT, Brass
In stockSeries: 4 Part Number: FM4504 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/2" Male NPT, MPT Material: Heavy-Duty Brass,...
View full detailsOriginal price $ 504.00Original price $ 504.00 - Original price $ 504.00Original price $ 504.00Current price $ 353.00$ 353.00 - $ 353.00Current price $ 353.00Save 30% -
Original price $ 559.00Original price $ 559.00 - Original price $ 559.00Original price $ 559.00Current price $ 391.00$ 391.00 - $ 391.00Current price $ 391.00
Foster FM1814, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb (Push-On), Brass
In stockSeries: 4 Part Number: FM1814 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb (Push-On) Material: Heavy-Duty...
View full detailsOriginal price $ 559.00Original price $ 559.00 - Original price $ 559.00Original price $ 559.00Current price $ 391.00$ 391.00 - $ 391.00Current price $ 391.00Save 30% -
Original price $ 503.00Original price $ 503.00 - Original price $ 503.00Original price $ 503.00Current price $ 352.00$ 352.00 - $ 352.00Current price $ 352.00
Foster FM4704, 4 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4704 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Brass Ra...
View full detailsOriginal price $ 503.00Original price $ 503.00 - Original price $ 503.00Original price $ 503.00Current price $ 352.00$ 352.00 - $ 352.00Current price $ 352.00Save 30% -
Original price $ 435.00Original price $ 435.00 - Original price $ 435.00Original price $ 435.00Current price $ 305.00$ 305.00 - $ 305.00Current price $ 305.00
Foster 1814, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb (Push-On), Brass, Steel
In stockSeries: 4 Part Number: 1814 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb (Push-On) Material: Heavy-Duty B...
View full detailsOriginal price $ 435.00Original price $ 435.00 - Original price $ 435.00Original price $ 435.00Current price $ 305.00$ 305.00 - $ 305.00Current price $ 305.00Save 30% -
Original price $ 395.00Original price $ 395.00 - Original price $ 395.00Original price $ 395.00Current price $ 277.00$ 277.00 - $ 277.00Current price $ 277.00
Foster 1714, 4 Series, Industrial Coupler, Manual, 3/8" Hose Barb (Push-On), Brass, Steel
In stockSeries: 4 Part Number: 1714 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Hose Barb (Push-On) Material: Heavy-Duty B...
View full detailsOriginal price $ 395.00Original price $ 395.00 - Original price $ 395.00Original price $ 395.00Current price $ 277.00$ 277.00 - $ 277.00Current price $ 277.00Save 30% -
Original price $ 433.00Original price $ 433.00 - Original price $ 433.00Original price $ 433.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00
Foster 4904, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4904 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 433.00Original price $ 433.00 - Original price $ 433.00Original price $ 433.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00Save 30% -
Original price $ 446.00Original price $ 446.00 - Original price $ 446.00Original price $ 446.00Current price $ 312.00$ 312.00 - $ 312.00Current price $ 312.00
Foster 4804, 4 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4804 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 446.00Original price $ 446.00 - Original price $ 446.00Original price $ 446.00Current price $ 312.00$ 312.00 - $ 312.00Current price $ 312.00Save 30% -
Original price $ 455.00Original price $ 455.00 - Original price $ 455.00Original price $ 455.00Current price $ 319.00$ 319.00 - $ 319.00Current price $ 319.00
Foster 4704, 4 Series, Industrial Coupler, Manual, 5/16" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4704 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 5/16" Hose Barb Material: Heavy-Duty Brass, Ste...
View full detailsOriginal price $ 455.00Original price $ 455.00 - Original price $ 455.00Original price $ 455.00Current price $ 319.00$ 319.00 - $ 319.00Current price $ 319.00Save 30% -
Original price $ 433.00Original price $ 433.00 - Original price $ 433.00Original price $ 433.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00
Foster 4604, 4 Series, Industrial Coupler, Manual, 1/4" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4604 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/4" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 433.00Original price $ 433.00 - Original price $ 433.00Original price $ 433.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00Save 30% -
Original price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00
Foster 4504, 4 Series, Industrial Coupler, Manual, 1/2" Male NPT, Brass, Steel
In stockSeries: 4 Part Number: 4504 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Male NPT, MPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00Save 30% -
Original price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00
Foster FM4604, 4 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4604 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass Rat...
View full detailsOriginal price $ 495.00Original price $ 495.00 - Original price $ 495.00Original price $ 495.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00Save 30% -
Original price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00
Foster 4304, 4 Series, Industrial Coupler, Manual, 3/8" Male NPT, Brass, Steel
In stockSeries: 4 Part Number: 4304 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00Save 30%
