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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.

  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 238.00
    $ 238.00 - $ 238.00
    $ 238.00
    $ 191.00
    $ 191.00 - $ 191.00
    $ 191.00

    Foster 2702H, 1/8" 2 Series Coupler x 1/4" Female NPT, Heavy-Duty Brass, Steel (Heat)

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster 2702H is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster ...

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    $ 238.00
    $ 238.00 - $ 238.00
    $ 238.00
    $ 191.00
    $ 191.00 - $ 191.00
    $ 191.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 271.00
    $ 271.00 - $ 271.00
    $ 271.00
    $ 217.00
    $ 217.00 - $ 217.00
    $ 217.00

    Foster BL2702, 1/8" 2 Series Coupler x 1/4" Female NPT, Heavy-Duty Brass, Steel (Ball Lock)

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster BL2702 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster...

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    $ 271.00
    $ 271.00 - $ 271.00
    $ 271.00
    $ 217.00
    $ 217.00 - $ 217.00
    $ 217.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 212.00
    $ 212.00 - $ 212.00
    $ 212.00
    $ 170.00
    $ 170.00 - $ 170.00
    $ 170.00

    Foster 2702, 1/8" 2 Series Coupler x 1/4" Female NPT, Heavy-Duty Brass, Steel

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster 2702 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

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    $ 212.00
    $ 212.00 - $ 212.00
    $ 212.00
    $ 170.00
    $ 170.00 - $ 170.00
    $ 170.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 231.00
    $ 231.00 - $ 231.00
    $ 231.00
    $ 185.00
    $ 185.00 - $ 185.00
    $ 185.00

    Foster 2302W, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Stainless (Water)

    In stock

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

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    $ 231.00
    $ 231.00 - $ 231.00
    $ 231.00
    $ 185.00
    $ 185.00 - $ 185.00
    $ 185.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 620.00
    $ 620.00 - $ 620.00
    $ 620.00
    $ 496.00
    $ 496.00 - $ 496.00
    $ 496.00

    Foster 2302S/SH, 1/8" 2 Series Coupler x 1/8" Female NPT, 303 Stainless (Heat)

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster 2302S/SH is a 303 Stainless 1/8" coupler from the proven Foster 2 Serie...

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    $ 620.00
    $ 620.00 - $ 620.00
    $ 620.00
    $ 496.00
    $ 496.00 - $ 496.00
    $ 496.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 662.00
    $ 662.00 - $ 662.00
    $ 662.00
    $ 529.00
    $ 529.00 - $ 529.00
    $ 529.00

    Foster BL2302S/S, 1/8" 2 Series Coupler x 1/8" Female NPT, 303 Stainless (Ball Lock)

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster BL2302S/S is a 303 Stainless 1/8" coupler from the proven Foster 2 Seri...

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    $ 662.00
    $ 662.00 - $ 662.00
    $ 662.00
    $ 529.00
    $ 529.00 - $ 529.00
    $ 529.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 573.00
    $ 573.00 - $ 573.00
    $ 573.00
    $ 458.00
    $ 458.00 - $ 458.00
    $ 458.00

    Foster 2302S/S, 1/8" 2 Series Coupler x 1/8" Female NPT, 303 Stainless

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster 2302S/S is a 303 Stainless 1/8" coupler from the proven Foster 2 Series...

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    $ 573.00
    $ 573.00 - $ 573.00
    $ 573.00
    $ 458.00
    $ 458.00 - $ 458.00
    $ 458.00
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  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 231.00
    $ 231.00 - $ 231.00
    $ 231.00
    $ 185.00
    $ 185.00 - $ 185.00
    $ 185.00

    Foster 2302HW, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Stainless (Hot Water)

    In stock

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

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    $ 231.00
    $ 231.00 - $ 231.00
    $ 231.00
    $ 185.00
    $ 185.00 - $ 185.00
    $ 185.00
    Save 20% Save %
  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 217.00
    $ 217.00 - $ 217.00
    $ 217.00
    $ 173.00
    $ 173.00 - $ 173.00
    $ 173.00

    Foster 2302H, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Steel (Heat)

    In stock

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

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    $ 217.00
    $ 217.00 - $ 217.00
    $ 217.00
    $ 173.00
    $ 173.00 - $ 173.00
    $ 173.00
    Save 20% Save %
  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
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    $ 325.00
    $ 325.00 - $ 325.00
    $ 325.00
    $ 261.00
    $ 261.00 - $ 261.00
    $ 261.00

    Foster BL2302, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Steel (Ball Lock)

    In stock

    Dependable, leak-free connections for air and light fluid lines. The Foster BL2302 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster...

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    $ 325.00
    $ 325.00 - $ 325.00
    $ 325.00
    $ 261.00
    $ 261.00 - $ 261.00
    $ 261.00
    Save 20% Save %
  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
    Save 19% Save %
    $ 178.00
    $ 178.00 - $ 178.00
    $ 178.00
    $ 144.00
    $ 144.00 - $ 144.00
    $ 144.00

    Foster 2302, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Steel

    In stock

    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...

    View full details
    $ 178.00
    $ 178.00 - $ 178.00
    $ 178.00
    $ 144.00
    $ 144.00 - $ 144.00
    $ 144.00
    Save 19% Save %
  • Foster PD13-4, 3/8" Industrial Plug x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 4 Series, Steel
    Save 18% Save %
    $ 56.00
    $ 56.00 - $ 56.00
    $ 56.00
    $ 46.00
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    $ 46.00

    Foster 02-2, 1/8" 2 Series Plug x 1/8" Hose ID, Steel

    In stock

    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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    $ 56.00
    $ 56.00 - $ 56.00
    $ 56.00
    $ 46.00
    $ 46.00 - $ 46.00
    $ 46.00
    Save 18% Save %