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  • Original price $ 12.89
    Original price $ 12.89 - Original price $ 12.89
    Original price $ 12.89
    Current price $ 10.29
    $ 10.29 - $ 10.29
    Current price $ 10.29

    Foster 3103LV, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, Less Valve, Brass/Steel

    In stock

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

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    Original price $ 12.89
    Original price $ 12.89 - Original price $ 12.89
    Original price $ 12.89
    Current price $ 10.29
    $ 10.29 - $ 10.29
    Current price $ 10.29
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  • Original price $ 17.29
    Original price $ 17.29 - Original price $ 17.29
    Original price $ 17.29
    Current price $ 13.89
    $ 13.89 - $ 13.89
    Current price $ 13.89

    Foster 3103S, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, Steam/EPDM, Brass/SS

    In stock

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

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    Original price $ 17.29
    Original price $ 17.29 - Original price $ 17.29
    Original price $ 17.29
    Current price $ 13.89
    $ 13.89 - $ 13.89
    Current price $ 13.89
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  • Original price $ 44.99
    Original price $ 44.99 - Original price $ 44.99
    Original price $ 44.99
    Current price $ 35.99
    $ 35.99 - $ 35.99
    Current price $ 35.99

    Foster 3103S/S, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, 303 Stainless

    In stock

    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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    Original price $ 44.99
    Original price $ 44.99 - Original price $ 44.99
    Original price $ 44.99
    Current price $ 35.99
    $ 35.99 - $ 35.99
    Current price $ 35.99
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  • Original price $ 44.99
    Original price $ 44.99 - Original price $ 44.99
    Original price $ 44.99
    Current price $ 35.99
    $ 35.99 - $ 35.99
    Current price $ 35.99

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

    In stock

    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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    Original price $ 44.99
    Original price $ 44.99 - Original price $ 44.99
    Original price $ 44.99
    Current price $ 35.99
    $ 35.99 - $ 35.99
    Current price $ 35.99
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  • Original price $ 47.59
    Original price $ 47.59 - Original price $ 47.59
    Original price $ 47.59
    Current price $ 38.09
    $ 38.09 - $ 38.09
    Current price $ 38.09

    Foster 3103S/SH, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, Heat/Viton, 303 Stainless

    In stock

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

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    Original price $ 47.59
    Original price $ 47.59 - Original price $ 47.59
    Original price $ 47.59
    Current price $ 38.09
    $ 38.09 - $ 38.09
    Current price $ 38.09
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  • Original price $ 45.29
    Original price $ 45.29 - Original price $ 45.29
    Original price $ 45.29
    Current price $ 36.29
    $ 36.29 - $ 36.29
    Current price $ 36.29

    Foster 3103S/SLV, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, Less Valve, 303 Stainless

    In stock

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

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    Original price $ 45.29
    Original price $ 45.29 - Original price $ 45.29
    Original price $ 45.29
    Current price $ 36.29
    $ 36.29 - $ 36.29
    Current price $ 36.29
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  • Original price $ 17.49
    Original price $ 17.49 - Original price $ 17.49
    Original price $ 17.49
    Current price $ 13.99
    $ 13.99 - $ 13.99
    Current price $ 13.99

    Foster 3103W, 1/4" Industrial Coupler x 1/4" Male NPT, 3 Series, Water, Brass/SS

    In stock

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

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    Original price $ 17.49
    Original price $ 17.49 - Original price $ 17.49
    Original price $ 17.49
    Current price $ 13.99
    $ 13.99 - $ 13.99
    Current price $ 13.99
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  • Original price $ 42.19
    Original price $ 42.19 - Original price $ 42.19
    Original price $ 42.19
    Current price $ 33.69
    $ 33.69 - $ 33.69
    Current price $ 33.69

    Foster 310M-4104, 3/8" ARO Coupler x 1/4" Male NPT, 310 Series, Manual, Brass and Steel

    In stock

    Reliable 3/8" air connections that interchange with ARO 310 Series couplers and plugs. The Foster 310M-4104 is a brass and steel 3/8" coupler from ...

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    Original price $ 42.19
    Original price $ 42.19 - Original price $ 42.19
    Original price $ 42.19
    Current price $ 33.69
    $ 33.69 - $ 33.69
    Current price $ 33.69
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  • Original price $ 5.19
    Original price $ 5.19 - Original price $ 5.19
    Original price $ 5.19
    Current price $ 4.19
    $ 4.19 - $ 4.19
    Current price $ 4.19

    Foster 3L50, 3/8" Hansen RL Interchange Air Plug x 1/4" Male NPT, 3FRL Series, Steel

    In stock

    Rugged air-line connections built for the jobsite. The Foster 3L50 is a 3/8" plug from the 3FRL Series, which interchanges with Hansen 3/8" 3RL cou...

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    Original price $ 5.19
    Original price $ 5.19 - Original price $ 5.19
    Original price $ 5.19
    Current price $ 4.19
    $ 4.19 - $ 4.19
    Current price $ 4.19
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  • Original price $ 5.39
    Original price $ 5.39 - Original price $ 5.39
    Original price $ 5.39
    Current price $ 4.29
    $ 4.29 - $ 4.29
    Current price $ 4.29

    Foster 40-4, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, Steel

    In stock

    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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    Original price $ 5.39
    Original price $ 5.39 - Original price $ 5.39
    Original price $ 5.39
    Current price $ 4.29
    $ 4.29 - $ 4.29
    Current price $ 4.29
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  • Original price $ 5.39
    Original price $ 5.39 - Original price $ 5.39
    Original price $ 5.39
    Current price $ 4.29
    $ 4.29 - $ 4.29
    Current price $ 4.29

    Foster 40-4, 4 Series, Industrial Plug, 1/4" Male NPT, Steel

    In stock

    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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    Original price $ 5.39
    Original price $ 5.39 - Original price $ 5.39
    Original price $ 5.39
    Current price $ 4.29
    $ 4.29 - $ 4.29
    Current price $ 4.29
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  • Original price $ 9.19
    Original price $ 9.19 - Original price $ 9.19
    Original price $ 9.19
    Current price $ 7.29
    $ 7.29 - $ 7.29
    Current price $ 7.29

    Foster 40-4B, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, Brass

    In stock

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

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    Original price $ 9.19
    Original price $ 9.19 - Original price $ 9.19
    Original price $ 9.19
    Current price $ 7.29
    $ 7.29 - $ 7.29
    Current price $ 7.29
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  • Original price $ 9.19
    Original price $ 9.19 - Original price $ 9.19
    Original price $ 9.19
    Current price $ 7.29
    $ 7.29 - $ 7.29
    Current price $ 7.29

    Foster 40-4B, 4 Series, Industrial Plug, 1/4" Male NPT, Brass

    In stock

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

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    Original price $ 9.19
    Original price $ 9.19 - Original price $ 9.19
    Original price $ 9.19
    Current price $ 7.29
    $ 7.29 - $ 7.29
    Current price $ 7.29
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  • Original price $ 10.49
    Original price $ 10.49 - Original price $ 10.49
    Original price $ 10.49
    Current price $ 8.39
    $ 8.39 - $ 8.39
    Current price $ 8.39

    Foster 40-4S/S, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, 303 Stainless

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 40-4S/S is a 303 Stainless 3/8" industrial plug from the Foster 4 Series —...

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    Original price $ 10.49
    Original price $ 10.49 - Original price $ 10.49
    Original price $ 10.49
    Current price $ 8.39
    $ 8.39 - $ 8.39
    Current price $ 8.39
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  • Original price $ 20.09
    Original price $ 20.09 - Original price $ 20.09
    Original price $ 20.09
    Current price $ 16.09
    $ 16.09 - $ 16.09
    Current price $ 16.09

    Foster 40S-4, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, Free Swivel, Brass/Steel

    In stock

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

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    Original price $ 20.09
    Original price $ 20.09 - Original price $ 20.09
    Original price $ 20.09
    Current price $ 16.09
    $ 16.09 - $ 16.09
    Current price $ 16.09
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  • Original price $ 24.09
    Original price $ 24.09 - Original price $ 24.09
    Original price $ 24.09
    Current price $ 19.29
    $ 19.29 - $ 19.29
    Current price $ 19.29

    Foster 4104, 3/8" Industrial Coupler x 1/4" Male NPT, 4 Series, Brass/Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4104 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 24.09
    Original price $ 24.09 - Original price $ 24.09
    Original price $ 24.09
    Current price $ 19.29
    $ 19.29 - $ 19.29
    Current price $ 19.29
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  • Original price $ 24.09
    Original price $ 24.09 - Original price $ 24.09
    Original price $ 24.09
    Current price $ 19.29
    $ 19.29 - $ 19.29
    Current price $ 19.29

    Foster 4104, 4 Series, Industrial Coupler, Manual, 1/4" Male NPT, Brass, Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4104 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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    Original price $ 24.09
    Original price $ 24.09 - Original price $ 24.09
    Original price $ 24.09
    Current price $ 19.29
    $ 19.29 - $ 19.29
    Current price $ 19.29
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  • Original price $ 27.89
    Original price $ 27.89 - Original price $ 27.89
    Original price $ 27.89
    Current price $ 22.29
    $ 22.29 - $ 22.29
    Current price $ 22.29

    Foster 4104H, 3/8" Industrial Coupler x 1/4" Male NPT, 4 Series, Heat/Viton, Brass/Steel

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4104H is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — ...

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    Original price $ 27.89
    Original price $ 27.89 - Original price $ 27.89
    Original price $ 27.89
    Current price $ 22.29
    $ 22.29 - $ 22.29
    Current price $ 22.29
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  • Original price $ 29.09
    Original price $ 29.09 - Original price $ 29.09
    Original price $ 29.09
    Current price $ 23.29
    $ 23.29 - $ 23.29
    Current price $ 23.29

    Foster 4104S, 3/8" Industrial Coupler x 1/4" Male NPT, 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 4104S is a Brass body, Brass sleeve, SS valve 3/8" industrial coupler from...

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    Original price $ 29.09
    Original price $ 29.09 - Original price $ 29.09
    Original price $ 29.09
    Current price $ 23.29
    $ 23.29 - $ 23.29
    Current price $ 23.29
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  • Original price $ 28.29
    Original price $ 28.29 - Original price $ 28.29
    Original price $ 28.29
    Current price $ 22.69
    $ 22.69 - $ 22.69
    Current price $ 22.69

    Foster 4104W, 3/8" Industrial Coupler x 1/4" Male NPT, 4 Series, Water, Brass/SS

    In stock

    Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4104W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a h...

    View full details
    Original price $ 28.29
    Original price $ 28.29 - Original price $ 28.29
    Original price $ 28.29
    Current price $ 22.69
    $ 22.69 - $ 22.69
    Current price $ 22.69
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  • Original price $ 34.09
    Original price $ 34.09 - Original price $ 34.09
    Original price $ 34.09
    Current price $ 27.29
    $ 27.29 - $ 27.29
    Current price $ 27.29

    Foster 4905, 1/2" Industrial Coupler x 1/4" Male NPT, 5 Series, Brass/Steel

    In stock

    Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 4905 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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    Original price $ 34.09
    Original price $ 34.09 - Original price $ 34.09
    Original price $ 34.09
    Current price $ 27.29
    $ 27.29 - $ 27.29
    Current price $ 27.29
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  • Original price $ 34.09
    Original price $ 34.09 - Original price $ 34.09
    Original price $ 34.09
    Current price $ 27.29
    $ 27.29 - $ 27.29
    Current price $ 27.29

    Foster 4905, 5 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass, Steel

    In stock

    Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 4905 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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    Original price $ 34.09
    Original price $ 34.09 - Original price $ 34.09
    Original price $ 34.09
    Current price $ 27.29
    $ 27.29 - $ 27.29
    Current price $ 27.29
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  • Original price $ 5.69
    Original price $ 5.69 - Original price $ 5.69
    Original price $ 5.69
    Current price $ 4.59
    $ 4.59 - $ 4.59
    Current price $ 4.59

    Foster 50-5, 1/2" Industrial Plug x 1/4" Male NPT, 5 Series, Steel

    In stock

    Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 50-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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    Original price $ 5.69
    Original price $ 5.69 - Original price $ 5.69
    Original price $ 5.69
    Current price $ 4.59
    $ 4.59 - $ 4.59
    Current price $ 4.59
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  • Original price $ 9.79
    Original price $ 9.79 - Original price $ 9.79
    Original price $ 9.79
    Current price $ 7.79
    $ 7.79 - $ 7.79
    Current price $ 7.79

    Foster A-10, 1/4" Acetylene Plug x 1/4" Male NPT, A70 Series (Hansen 700), Brass

    In stock

    Brass quick couplers for acetylene and gas service. The Foster A-10 is a 1/4" plug from the A70 Series, which interchanges with Hansen 700 couplers...

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    Original price $ 9.79
    Original price $ 9.79 - Original price $ 9.79
    Original price $ 9.79
    Current price $ 7.79
    $ 7.79 - $ 7.79
    Current price $ 7.79
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