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Foster 5 Series Couplers

The Foster 5 Series is the 1/2" body industrial interchange, a high-flow air coupler size for shop and industrial systems. This collection includes 5 Series couplers and plugs in brass, steel, and stainless with NPT, hose barb, push-on, and reusable terminations. Filter by thread, material, and coupler or plug to match your line.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€38,95 - €38,95
€38,95
€38,95 - €38,95
€38,95

Foster BLSP13-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 13/16" OD, 5 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster BLSP13-5 is a Brass/Steel 1/2" industrial coupler from the Foste...

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€38,95 - €38,95
€38,95
€38,95 - €38,95
€38,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€42,95 - €42,95
€42,95
€42,95 - €42,95
€42,95

Foster BLSP15-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 1/2" ID x 7/8" OD, 5 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster BLSP15-5 is a Brass/Steel 1/2" industrial coupler from the Foste...

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€42,95 - €42,95
€42,95
€42,95 - €42,95
€42,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95

Foster FM1815, 1/2" Industrial Coupler x 1/2" Push-On Hose Stem, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM1815 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95

Foster FM1815, 5 Series, Industrial Coupler, Automatic, 1/2" Push-On Hose Barb, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM1815 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95

Foster FM4015, 1/2" Industrial Coupler x 1/4" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM4015 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95

Foster FM4905, 1/2" Industrial Coupler x 1/4" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM4905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95

Foster FM4905, 5 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM4905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5005, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5005, 5 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95

Foster FM5005H, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

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€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€36,95 - €36,95
€36,95
€36,95 - €36,95
€36,95

Foster FM5005S, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€36,95 - €36,95
€36,95
€36,95 - €36,95
€36,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95

Foster FM5005W, 1/2" Industrial Coupler x 3/8" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5005W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5105, 1/2" Industrial Coupler x 3/8" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5105 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5105, 5 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5105 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95

Foster FM5205, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€29,95 - €29,95
€29,95
€29,95 - €29,95
€29,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95

Foster FM5205H, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

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€33,95 - €33,95
€33,95
€33,95 - €33,95
€33,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5205LV, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Less Valve, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205LV is a Brass 1/2" industrial coupler from the Foster 5 Se...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€37,95 - €37,95
€37,95
€37,95 - €37,95
€37,95

Foster FM5205S, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€37,95 - €37,95
€37,95
€37,95 - €37,95
€37,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€34,95 - €34,95
€34,95
€34,95 - €34,95
€34,95

Foster FM5205W, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5205W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€34,95 - €34,95
€34,95
€34,95 - €34,95
€34,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€31,95 - €31,95
€31,95
€31,95 - €31,95
€31,95

Foster FM5305, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€31,95 - €31,95
€31,95
€31,95 - €31,95
€31,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€36,95 - €36,95
€36,95
€36,95 - €36,95
€36,95

Foster FM5305S, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€36,95 - €36,95
€36,95
€36,95 - €36,95
€36,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€34,95 - €34,95
€34,95
€34,95 - €34,95
€34,95

Foster FM5305W, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

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€34,95 - €34,95
€34,95
€34,95 - €34,95
€34,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95

Foster FM5405, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5405 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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€30,95 - €30,95
€30,95
€30,95 - €30,95
€30,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€35,95 - €35,95
€35,95
€35,95 - €35,95
€35,95

Foster FM5405W, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5405W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

View full details
€35,95 - €35,95
€35,95
€35,95 - €35,95
€35,95

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