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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
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95

Foster 5205H, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Heat/Viton, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5205H is a Brass/Steel 1/2" industrial coupler from the Foster 5...

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€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster 5205LV, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Less Valve, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5205LV is a Brass/Steel 1/2" industrial coupler from the Foster ...

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€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€41,95 - €41,95
€41,95
€41,95 - €41,95
€41,95

Foster 5205S/S, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, 303 Stainless

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5205S/S is a 303 Stainless 1/2" industrial coupler from the Fost...

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€41,95 - €41,95
€41,95
€41,95 - €41,95
€41,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95

Foster 5205W, 1/2" Industrial Coupler x 1/2" Female NPT, 5 Series, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5205W is a Brass/SS 1/2" industrial coupler from the Foster 5 Se...

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€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€13,95 - €13,95
€13,95
€13,95 - €13,95
€13,95

Foster 52S-5, 1/2" Industrial Plug x 3/8" Male NPT, 5 Series, Free Swivel, Brass/Steel

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

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€13,95 - €13,95
€13,95
€13,95 - €13,95
€13,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95

Foster 53-5, 1/2" Industrial Plug x 3/8" Female NPT, 5 Series, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 53-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95

Foster 53-5, 5 Series, Industrial Plug, 3/8" Female NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 53-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster 5305, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5305 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster 5305, 5 Series, Industrial Coupler, Automatic, 1/2" Male NPT, Brass, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5305 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95

Foster 5305H, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Heat/Viton, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5305H is a Brass/Steel 1/2" industrial coupler from the Foster 5...

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€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€40,95 - €40,95
€40,95
€40,95 - €40,95
€40,95

Foster 5305S/S, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, 303 Stainless

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5305S/S is a 303 Stainless 1/2" industrial coupler from the Fost...

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€40,95 - €40,95
€40,95
€40,95 - €40,95
€40,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95

Foster 5305W, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5305W is a Brass/SS 1/2" industrial coupler from the Foster 5 Se...

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€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster 54-5, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, 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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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

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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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95

Foster 54-5B, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, Brass

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

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€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95

Foster 54-5B, 5 Series, Industrial Plug, 1/2" Male NPT, Brass

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

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€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€10,95 - €10,95
€10,95
€10,95 - €10,95
€10,95

Foster 54-5G, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, Ball Check, Steel

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

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€10,95 - €10,95
€10,95
€10,95 - €10,95
€10,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95

Foster 54-5GB, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, Ball Check, Brass

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

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€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€12,95 - €12,95
€12,95
€12,95 - €12,95
€12,95

Foster 54-5S/S, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, 303 Stainless

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 54-5S/S is a 303 Stainless 1/2" industrial plug from the Foster ...

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€12,95 - €12,95
€12,95
€12,95 - €12,95
€12,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster 5405, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Brass/Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5405 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster 5405, 5 Series, Industrial Coupler, Automatic, 3/4" Female NPT, Brass, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5405 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95

Foster 5405W, 1/2" Industrial Coupler x 3/4" Female NPT, 5 Series, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5405W is a Brass/SS 1/2" industrial coupler from the Foster 5 Se...

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€26,95 - €26,95
€26,95
€26,95 - €26,95
€26,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95

Foster 54S-5, 1/2" Industrial Plug x 1/2" Male NPT, 5 Series, Free Swivel, Brass/Steel

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

View full details
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster 55-5, 1/2" Industrial Plug x 1/2" Female NPT, 5 Series, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 55-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

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