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Pneumatic Quick Couplers

Pneumatic quick couplers connect and disconnect air lines in one quick motion, no tools required. This collection covers the full range of air quick couplers and plugs across every interchange, from miniature 2 Series to industrial body sizes, in steel, brass, and stainless. Filter by series, body size, thread, and material to find the exact coupler or plug your air system needs.

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$ 255.00
$ 255.00 - $ 255.00
$ 255.00
$ 204.00
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$ 204.00

Foster 60-5G, 5 Series, Industrial Plug, Ball Check, 1/2" Hose Barb, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 60-5G is a Steel 1/2" industrial plug from the Foster 5 Series —...

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$ 255.00
$ 255.00 - $ 255.00
$ 255.00
$ 204.00
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$ 204.00
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$ 282.00
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$ 282.00
$ 226.00
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$ 226.00

Foster 1513, 3 Series, Industrial Coupler, Manual, 1/4" Hose Barb (Push-On), Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 1513 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 282.00
$ 282.00 - $ 282.00
$ 282.00
$ 226.00
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$ 226.00
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$ 301.00
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$ 301.00
$ 241.00
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$ 241.00

Foster 3653, 3 Series, Industrial Coupler, Manual, 5/16" Hose Barb, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3653 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 301.00
$ 301.00 - $ 301.00
$ 301.00
$ 241.00
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$ 241.00
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$ 123.00
$ 123.00 - $ 123.00
$ 123.00
$ 99.00
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$ 99.00

Foster 49-4, 4 Series, Industrial Plug, 1/2" Hose Barb, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 49-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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$ 123.00
$ 123.00 - $ 123.00
$ 123.00
$ 99.00
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$ 99.00
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$ 444.00
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$ 444.00
$ 354.00
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$ 354.00

Foster 4304, 4 Series, Industrial Coupler, Manual, 3/8" Male NPT, Brass, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4304 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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$ 444.00
$ 444.00 - $ 444.00
$ 444.00
$ 354.00
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$ 354.00
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$ 560.00
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$ 560.00
$ 447.00
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$ 447.00

Foster FM4604, 4 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4604 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 560.00
$ 560.00 - $ 560.00
$ 560.00
$ 447.00
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$ 447.00
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$ 792.00
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$ 792.00
$ 634.00
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$ 634.00

Foster 3103S/S, 3 Series, Industrial Coupler, Manual, 1/4" Male NPT, Stainless Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3103S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 792.00
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$ 792.00
$ 634.00
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$ 634.00
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$ 785.00
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$ 785.00
$ 628.00
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$ 628.00

Foster 17-3S/S, 3 Series, Industrial Plug, 3/8" Hose Barb, Stainless Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 17-3S/S is a 303 Stainless 1/4" industrial plug from the Foster 3 Series —...

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$ 785.00
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$ 785.00
$ 628.00
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$ 628.00
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$ 173.00
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$ 173.00
$ 138.00
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$ 138.00

Foster 12S-3, 3 Series, Industrial Swivel Plug, 1/8" Male NPT, Steel, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 12S-3 is a Brass/Steel 1/4" industrial plug from the Foster 3 Series — the...

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$ 173.00
$ 173.00 - $ 173.00
$ 173.00
$ 138.00
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$ 138.00
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$ 484.00
$ 484.00 - $ 484.00
$ 484.00
$ 387.00
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$ 387.00

Foster 14S-3, 3 Series, Industrial Swivel Plug, 3/8" Male NPT, Steel, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 14S-3 is a Brass/Steel 1/4" industrial plug from the Foster 3 Series — the...

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$ 484.00
$ 484.00 - $ 484.00
$ 484.00
$ 387.00
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$ 387.00
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$ 1,169.00
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$ 1,169.00
$ 935.00
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$ 935.00

Foster 3203S/S, 3 Series, Industrial Coupler, Manual, 3/8" Female NPT, Stainless Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 1,169.00
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$ 1,169.00
$ 935.00
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$ 935.00
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$ 1,211.00
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$ 1,211.00
$ 970.00
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$ 970.00

Foster 3703S/S, 3 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Stainless Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3703S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 1,211.00
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$ 1,211.00
$ 970.00
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$ 970.00
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$ 409.00
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$ 409.00
$ 328.00
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$ 328.00

Foster FM3653, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3653 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 409.00
$ 409.00 - $ 409.00
$ 409.00
$ 328.00
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$ 328.00
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$ 523.00
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$ 523.00
$ 419.00
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$ 419.00

Foster 2803GS, 3 Series, Industrial Coupler, Automatic, 1/8" Female NPT, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2803GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 523.00
$ 523.00 - $ 523.00
$ 523.00
$ 419.00
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$ 419.00
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$ 289.00
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$ 289.00
$ 233.00
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$ 233.00

Foster 2903GS, 3 Series, Industrial Coupler, Automatic, 1/8" Male NPT, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2903 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 289.00
$ 289.00 - $ 289.00
$ 289.00
$ 233.00
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$ 233.00
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$ 380.00
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$ 380.00
$ 305.00
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$ 305.00

Foster 3103GS, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3103GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 380.00
$ 380.00 - $ 380.00
$ 380.00
$ 305.00
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$ 305.00
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$ 398.00
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$ 398.00
$ 319.00
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$ 319.00

Foster 3203GS, 3 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 398.00
$ 398.00 - $ 398.00
$ 398.00
$ 319.00
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$ 319.00
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$ 489.00
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$ 489.00
$ 391.00
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$ 391.00

Foster 3653GS, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3653GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 489.00
$ 489.00 - $ 489.00
$ 489.00
$ 391.00
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$ 391.00
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$ 400.00
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$ 400.00
$ 321.00
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$ 321.00

Foster 3703GS, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3703GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 400.00
$ 400.00 - $ 400.00
$ 400.00
$ 321.00
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$ 321.00
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$ 497.00
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$ 497.00
$ 396.00
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$ 396.00

Foster 3303GB, 3 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3303GB is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 497.00
$ 497.00 - $ 497.00
$ 497.00
$ 396.00
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$ 396.00
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$ 500.00
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$ 500.00
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$ 400.00

Foster 3653GB, 3 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3653GB is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 500.00
$ 500.00 - $ 500.00
$ 500.00
$ 400.00
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$ 400.00
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$ 548.00
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$ 548.00
$ 438.00
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$ 438.00

Foster 1513GB, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb (Push-On), Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 1513GB is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 548.00
$ 548.00 - $ 548.00
$ 548.00
$ 438.00
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$ 438.00
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$ 285.00
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$ 285.00
$ 227.00
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$ 227.00

Foster 1713GB, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb (Push-On), Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 1713 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 285.00
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$ 285.00
$ 227.00
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$ 227.00
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$ 201.00
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$ 201.00
$ 160.00
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$ 160.00

Foster 38-4, 4 Series, Industrial Plug, 1/8" Male NPT, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 38-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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$ 201.00
$ 201.00 - $ 201.00
$ 201.00
$ 160.00
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$ 160.00
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