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  • Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00

    Foster 4604, 4 Series, Industrial Coupler, Manual, 1/4" Hose Barb, Brass, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4604 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00
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  • Original price $ 577.00
    Original price $ 577.00 - Original price $ 577.00
    Original price $ 577.00
    Current price $ 463.00
    $ 463.00 - $ 463.00
    Current price $ 463.00

    Foster 4604W, 3/8" Industrial Coupler x 1/4" Hose ID, 4 Series, Water, Brass/SS

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4604W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a h...

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    Original price $ 577.00
    Original price $ 577.00 - Original price $ 577.00
    Original price $ 577.00
    Current price $ 463.00
    $ 463.00 - $ 463.00
    Current price $ 463.00
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  • Original price $ 185.00
    Original price $ 185.00 - Original price $ 185.00
    Original price $ 185.00
    Current price $ 148.00
    $ 148.00 - $ 148.00
    Current price $ 148.00

    Foster 47-4, 3/8" Industrial Plug x 5/16" Hose ID, 4 Series, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 47-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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    Original price $ 185.00
    Original price $ 185.00 - Original price $ 185.00
    Original price $ 185.00
    Current price $ 148.00
    $ 148.00 - $ 148.00
    Current price $ 148.00
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  • Original price $ 185.00
    Original price $ 185.00 - Original price $ 185.00
    Original price $ 185.00
    Current price $ 148.00
    $ 148.00 - $ 148.00
    Current price $ 148.00

    Foster 47-4, 4 Series, Industrial Plug, 5/16" Hose Barb, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 47-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

    View full details
    Original price $ 185.00
    Original price $ 185.00 - Original price $ 185.00
    Original price $ 185.00
    Current price $ 148.00
    $ 148.00 - $ 148.00
    Current price $ 148.00
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  • Original price $ 513.00
    Original price $ 513.00 - Original price $ 513.00
    Original price $ 513.00
    Current price $ 409.00
    $ 409.00 - $ 409.00
    Current price $ 409.00

    Foster 4704, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Brass/Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4704 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 513.00
    Original price $ 513.00 - Original price $ 513.00
    Original price $ 513.00
    Current price $ 409.00
    $ 409.00 - $ 409.00
    Current price $ 409.00
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  • Original price $ 513.00
    Original price $ 513.00 - Original price $ 513.00
    Original price $ 513.00
    Current price $ 409.00
    $ 409.00 - $ 409.00
    Current price $ 409.00

    Foster 4704, 4 Series, Industrial Coupler, Manual, 5/16" Hose Barb, Brass, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4704 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 513.00
    Original price $ 513.00 - Original price $ 513.00
    Original price $ 513.00
    Current price $ 409.00
    $ 409.00 - $ 409.00
    Current price $ 409.00
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  • Original price $ 112.00
    Original price $ 112.00 - Original price $ 112.00
    Original price $ 112.00
    Current price $ 89.00
    $ 89.00 - $ 89.00
    Current price $ 89.00

    Foster 48-4, 3/8" Industrial Plug x 3/8" Hose ID, 4 Series, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 48-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

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    Original price $ 112.00
    Original price $ 112.00 - Original price $ 112.00
    Original price $ 112.00
    Current price $ 89.00
    $ 89.00 - $ 89.00
    Current price $ 89.00
    Save 21% Save %
  • Original price $ 112.00
    Original price $ 112.00 - Original price $ 112.00
    Original price $ 112.00
    Current price $ 89.00
    $ 89.00 - $ 89.00
    Current price $ 89.00

    Foster 48-4, 4 Series, Industrial Plug, 3/8" Hose Barb, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 48-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

    View full details
    Original price $ 112.00
    Original price $ 112.00 - Original price $ 112.00
    Original price $ 112.00
    Current price $ 89.00
    $ 89.00 - $ 89.00
    Current price $ 89.00
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  • Original price $ 176.00
    Original price $ 176.00 - Original price $ 176.00
    Original price $ 176.00
    Current price $ 143.00
    $ 143.00 - $ 143.00
    Current price $ 143.00

    Foster 48-4B, 3/8" Industrial Plug x 3/8" Hose ID, 4 Series, Brass

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 48-4B is a Brass 3/8" industrial plug from the Foster 4 Series — a high-fl...

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    Original price $ 176.00
    Original price $ 176.00 - Original price $ 176.00
    Original price $ 176.00
    Current price $ 143.00
    $ 143.00 - $ 143.00
    Current price $ 143.00
    Save 19% Save %
  • Original price $ 176.00
    Original price $ 176.00 - Original price $ 176.00
    Original price $ 176.00
    Current price $ 143.00
    $ 143.00 - $ 143.00
    Current price $ 143.00

    Foster 48-4B, 4 Series, Industrial Plug, 3/8" Hose Barb, Brass

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 48-4B is a Brass 3/8" industrial plug from the Foster 4 Series — a high-fl...

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    Original price $ 176.00
    Original price $ 176.00 - Original price $ 176.00
    Original price $ 176.00
    Current price $ 143.00
    $ 143.00 - $ 143.00
    Current price $ 143.00
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  • Original price $ 502.00
    Original price $ 502.00 - Original price $ 502.00
    Original price $ 502.00
    Current price $ 402.00
    $ 402.00 - $ 402.00
    Current price $ 402.00

    Foster 4804, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Brass/Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4804 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 502.00
    Original price $ 502.00 - Original price $ 502.00
    Original price $ 502.00
    Current price $ 402.00
    $ 402.00 - $ 402.00
    Current price $ 402.00
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  • Original price $ 502.00
    Original price $ 502.00 - Original price $ 502.00
    Original price $ 502.00
    Current price $ 402.00
    $ 402.00 - $ 402.00
    Current price $ 402.00

    Foster 4804, 4 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Brass, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4804 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

    View full details
    Original price $ 502.00
    Original price $ 502.00 - Original price $ 502.00
    Original price $ 502.00
    Current price $ 402.00
    $ 402.00 - $ 402.00
    Current price $ 402.00
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  • Original price $ 614.00
    Original price $ 614.00 - Original price $ 614.00
    Original price $ 614.00
    Current price $ 491.00
    $ 491.00 - $ 491.00
    Current price $ 491.00

    Foster 4804S, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Steam/EPDM, Brass body, Brass sleeve, SS valve

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4804S is a Brass body, Brass sleeve, SS valve 3/8" industrial coupler from...

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    Original price $ 614.00
    Original price $ 614.00 - Original price $ 614.00
    Original price $ 614.00
    Current price $ 491.00
    $ 491.00 - $ 491.00
    Current price $ 491.00
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  • Original price $ 892.00
    Original price $ 892.00 - Original price $ 892.00
    Original price $ 892.00
    Current price $ 712.00
    $ 712.00 - $ 712.00
    Current price $ 712.00

    Foster 4804S/S, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, 303 Stainless

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4804S/S is a 303 Stainless 3/8" industrial coupler from the Foster 4 Serie...

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    Original price $ 892.00
    Original price $ 892.00 - Original price $ 892.00
    Original price $ 892.00
    Current price $ 712.00
    $ 712.00 - $ 712.00
    Current price $ 712.00
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  • Original price $ 577.00
    Original price $ 577.00 - Original price $ 577.00
    Original price $ 577.00
    Current price $ 461.00
    $ 461.00 - $ 461.00
    Current price $ 461.00

    Foster 4804W, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Water, Brass/SS

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4804W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a h...

    View full details
    Original price $ 577.00
    Original price $ 577.00 - Original price $ 577.00
    Original price $ 577.00
    Current price $ 461.00
    $ 461.00 - $ 461.00
    Current price $ 461.00
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  • Original price $ 125.00
    Original price $ 125.00 - Original price $ 125.00
    Original price $ 125.00
    Current price $ 100.00
    $ 100.00 - $ 100.00
    Current price $ 100.00

    Foster 49-4, 3/8" Industrial Plug x 1/2" Hose ID, 4 Series, Steel

    In stock

    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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    Original price $ 125.00
    Original price $ 125.00 - Original price $ 125.00
    Original price $ 125.00
    Current price $ 100.00
    $ 100.00 - $ 100.00
    Current price $ 100.00
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  • Original price $ 125.00
    Original price $ 125.00 - Original price $ 125.00
    Original price $ 125.00
    Current price $ 100.00
    $ 100.00 - $ 100.00
    Current price $ 100.00

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

    In stock

    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...

    View full details
    Original price $ 125.00
    Original price $ 125.00 - Original price $ 125.00
    Original price $ 125.00
    Current price $ 100.00
    $ 100.00 - $ 100.00
    Current price $ 100.00
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  • Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00

    Foster 4904, 3/8" Industrial Coupler x 1/2" Hose ID, 4 Series, Brass/Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4904 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

    View full details
    Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00
    Save 20% Save %
  • Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00

    Foster 4904, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb, Brass, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4904 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

    View full details
    Original price $ 488.00
    Original price $ 488.00 - Original price $ 488.00
    Original price $ 488.00
    Current price $ 390.00
    $ 390.00 - $ 390.00
    Current price $ 390.00
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  • Original price $ 594.00
    Original price $ 594.00 - Original price $ 594.00
    Original price $ 594.00
    Current price $ 477.00
    $ 477.00 - $ 477.00
    Current price $ 477.00

    Foster 4904S, 3/8" Industrial Coupler x 1/2" Hose ID, 4 Series, Steam/EPDM, Brass body, Brass sleeve, SS valve

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4904S is a Brass body, Brass sleeve, SS valve 3/8" industrial coupler from...

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    Original price $ 594.00
    Original price $ 594.00 - Original price $ 594.00
    Original price $ 594.00
    Current price $ 477.00
    $ 477.00 - $ 477.00
    Current price $ 477.00
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  • Original price $ 272.00
    Original price $ 272.00 - Original price $ 272.00
    Original price $ 272.00
    Current price $ 217.00
    $ 217.00 - $ 217.00
    Current price $ 217.00

    Foster 4B3, 1/4" Hose x 3/8" Male NPT Reusable Hose Fitting, 1/2" OD, Reusable Series, Brass

    In stock

    A reusable hose-end fitting that screws onto the hose and threads to 3/8" male NPT — no crimping needed. The Foster 4B3 accepts 1/4" ID hose (1/2" ...

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    Original price $ 272.00
    Original price $ 272.00 - Original price $ 272.00
    Original price $ 272.00
    Current price $ 217.00
    $ 217.00 - $ 217.00
    Current price $ 217.00
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  • Original price $ 276.00
    Original price $ 276.00 - Original price $ 276.00
    Original price $ 276.00
    Current price $ 221.00
    $ 221.00 - $ 221.00
    Current price $ 221.00

    Foster 4B5, 1/4" Hose x 3/8" Male NPT Reusable Hose Fitting, 9/16" OD, Reusable Series, Brass

    In stock

    A reusable hose-end fitting that screws onto the hose and threads to 3/8" male NPT — no crimping needed. The Foster 4B5 accepts 1/4" ID hose (9/16"...

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    Original price $ 276.00
    Original price $ 276.00 - Original price $ 276.00
    Original price $ 276.00
    Current price $ 221.00
    $ 221.00 - $ 221.00
    Current price $ 221.00
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  • Original price $ 280.00
    Original price $ 280.00 - Original price $ 280.00
    Original price $ 280.00
    Current price $ 224.00
    $ 224.00 - $ 224.00
    Current price $ 224.00

    Foster 4B7, 1/4" Hose x 3/8" Male NPT Reusable Hose Fitting, 5/8" OD, Reusable Series, Brass

    In stock

    A reusable hose-end fitting that screws onto the hose and threads to 3/8" male NPT — no crimping needed. The Foster 4B7 accepts 1/4" ID hose (5/8" ...

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    Original price $ 280.00
    Original price $ 280.00 - Original price $ 280.00
    Original price $ 280.00
    Current price $ 224.00
    $ 224.00 - $ 224.00
    Current price $ 224.00
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  • Original price $ 255.00
    Original price $ 255.00 - Original price $ 255.00
    Original price $ 255.00
    Current price $ 205.00
    $ 205.00 - $ 205.00
    Current price $ 205.00

    Foster 4D11, 3/8" Hose x 3/8" Male NPT Reusable Hose Fitting, 3/4" OD, Reusable Series, Brass

    In stock

    A reusable hose-end fitting that screws onto the hose and threads to 3/8" male NPT — no crimping needed. The Foster 4D11 accepts 3/8" ID hose (3/4"...

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    Original price $ 255.00
    Original price $ 255.00 - Original price $ 255.00
    Original price $ 255.00
    Current price $ 205.00
    $ 205.00 - $ 205.00
    Current price $ 205.00
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