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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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$ 46.00
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Foster 22-2, 2 Series, Industrial Plug, 1/8" Male NPT, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 22-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 46.00
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$ 46.00
$ 37.00
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$ 37.00
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$ 180.00
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Foster 2302, 2 Series, Industrial Coupler, Manual, 1/8" Female NPT, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2302 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 180.00
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$ 180.00
$ 145.00
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$ 76.00
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Foster 22-2B, 2 Series, Industrial Plug, 1/8" Male NPT, Brass

Dependable, leak-free connections for air and light fluid lines. The Foster 22-2B is a Brass 1/8" plug from the proven Foster 2 Series — a miniatur...

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$ 76.00
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$ 76.00
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$ 186.00
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$ 186.00
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$ 149.00

Foster 2202, 2 Series, Industrial Coupler, Manual, 1/8" Male NPT, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2202 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 186.00
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$ 186.00
$ 149.00
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$ 76.00
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$ 60.00
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$ 60.00

Foster 24-2, 2 Series, Industrial Plug, 1/4" Male NPT, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 24-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 76.00
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$ 76.00
$ 60.00
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$ 55.00
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$ 44.00

Foster 23-2, 2 Series, Industrial Plug, 1/8" Female NPT, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 23-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 55.00
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$ 55.00
$ 44.00
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$ 188.00
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$ 188.00
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$ 150.00

Foster 2022, 2 Series, Industrial Coupler, Manual, 1/8" Hose Barb, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2022 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 188.00
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$ 188.00
$ 150.00
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$ 150.00
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$ 212.00
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Foster 2042, 2 Series, Industrial Coupler, Manual, 1/4" Hose Barb, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2042 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 212.00
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$ 212.00
$ 170.00
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$ 170.00
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$ 57.00
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Foster 02-2, 2 Series, Industrial Plug, 1/8" Hose Barb, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 02-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 57.00
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$ 57.00
$ 46.00
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$ 46.00
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$ 96.00
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Foster 27-2, 2 Series, Industrial Plug, 1/4" Female NPT, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 27-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 96.00
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$ 96.00
$ 76.00
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$ 76.00
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$ 131.00
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Foster 54-5, 5 Series, Industrial Plug, 1/2" Male NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 54-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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$ 131.00
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$ 131.00
$ 105.00
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$ 105.00
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$ 96.00
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Foster 40-4, 4 Series, Industrial Plug, 1/4" Male NPT, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 40-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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$ 96.00
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Foster 10-3, 3 Series, Industrial Plug, 1/4" Male NPT, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 10-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most p...

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$ 265.00
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Foster 3003, 3 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 265.00
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$ 265.00
$ 212.00
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$ 212.00
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$ 122.00
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Foster 52-5, 5 Series, Industrial Plug, 3/8" Male NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 52-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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$ 122.00
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$ 122.00
$ 97.00
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$ 97.00
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$ 565.00
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$ 452.00

Foster FM4204, 4 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4204 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 565.00
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$ 565.00
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$ 219.00
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$ 219.00
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Foster 2402, 2 Series, Industrial Coupler, Manual, 1/4" Male NPT, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2402 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 219.00
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$ 219.00
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$ 175.00
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$ 67.00
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Foster 10-3B, 3 Series, Industrial Plug, 1/4" Male NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 10-3B is a Brass 1/4" industrial plug from the Foster 3 Series — the most ...

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$ 67.00
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$ 67.00
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$ 202.00
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Foster 2032, 2 Series, Industrial Coupler, Manual, 3/16" Hose Barb, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2032 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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$ 202.00
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$ 202.00
$ 163.00
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$ 119.00
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$ 119.00
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$ 96.00

Foster 43-4, 4 Series, Industrial Plug, 3/8" Female NPT, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 43-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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$ 119.00
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$ 119.00
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$ 96.00
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$ 240.00
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$ 240.00
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Foster 3103, 3 Series, Industrial Coupler, Manual, 1/4" Male NPT, Brass, Steel

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

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$ 240.00
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$ 240.00
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$ 193.00
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$ 179.00
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Foster PJ8-2, 2 Series, Industrial Plug, .170" x 1/4" Plastic Tube, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster PJ8-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniatur...

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$ 179.00
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$ 179.00
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$ 48.00
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$ 48.00
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Foster 11-3, 3 Series, Industrial Plug, 1/4" Female NPT, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 11-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most p...

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$ 48.00
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$ 48.00
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$ 39.00
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$ 565.00
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$ 565.00
$ 452.00
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$ 452.00

Foster FM4303, 4 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4304 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 565.00
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$ 565.00
$ 452.00
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$ 452.00
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