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Foster

Foster quick couplers set the standard in pneumatic and hydraulic connections. Part of the ZSI-Foster line, Foster couplers and plugs cover the full range of industrial interchanges and body sizes in steel, brass, and stainless construction. Built for reliable, repeatable connections in air and fluid systems. Shop the full Foster range below.

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$ 734.00
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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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$ 734.00
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$ 587.00
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$ 260.00
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Foster SG1713, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Push-On Hose Barb, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SG1713 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 260.00
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$ 389.00
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Foster 3603GS, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3603GS is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 389.00
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$ 147.00
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$ 117.00

Foster 165-3, 3 Series, Industrial Plug, 5/16" Hose Barb, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 165-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most ...

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$ 147.00
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$ 147.00
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$ 57.00
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$ 45.00

Foster 13-3, 3 Series, Industrial Plug, 1/8" Female NPT, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 13-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most p...

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$ 57.00
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Foster SJ8P-2, 1/8" Coupler x .170" x 1/4" Plastic Tube

Dependable, leak-free connections for air and light fluid lines. The Foster SJ8P-2 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster...

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$ 288.00
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Foster 210-3303, Aro 210 Series, Coupler, Automatic, 3/8" Male NPT, Brass, Steel

Series: 210 Part number: 210-3303 Interchange: Aro 210 Body: 1/4" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass, ...

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$ 288.00
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$ 783.00
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6pc Reusable Hose Barb - 3/8" NPT X 3/8" ID - 5/8" OD hose - Air Hose FIttings

Foster Brand6ea - 4D7 ( 3/8" NPT X 3/8" ID - 5/8" OD hose)

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 298.00
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Foster 10-3DB, 1/4" Industrial Plug x 1/4" Male NPT, 3 Series, Dill Valve, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 10-3DB is a Brass 1/4" industrial plug from the Foster 3 Series — the most...

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$ 298.00
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$ 522.00
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Foster 310-4304, Aro 310 Series, Coupler, Automatic, 3/8" Male NPT, Brass, Steel

Series: 310 Part number: 310-4304 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass, ...

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$ 522.00
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$ 515.00
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Foster 310-4204, Aro 310 Series, Coupler, Automatic, 3/8" Female NPT, Brass, Steel

Series: 310 Part number: 310-4204 Interchange: Aro 310 Body: 3/8" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Brass...

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$ 515.00
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Foster K3S, FHK Series, ISO B, 3/8" Two Way Shut-off, Plug, Steel

Series: FHK Part Number: K3S Interchange: ISO B 7241-1 Plug Body: 3/8" Valved Thread: 3/8" Female NPT, FPT Material: Solid Steel Quantity: 1

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Foster K2B, FHK Series, ISO B, 1/4" Two Way Shut-off, Plug, Brass

Series: FHK Part Number: K2B Interchange: ISO B 7241-1 Plug Body: 1/4" Valved Thread: 1/4" Female NPT, FPT Material: Solid Brass Quantity: 1

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FM6706, 6 Series, Industrial Coupler, Automatic, 1" Male NPT, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM6706 is a Brass 3/4" industrial coupler from the Foster 6 Seri...

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$ 457.00
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Foster H2B, FHK Series, ISO B, 1/4" Two Way Shut-off, Coupler, Brass

Series: FHK Part Number: H2B Interchange: ISO B 7241-1 Coupler Body: 1/4" Valved Thread: 1/4" Female NPT, FPT Material: Solid Brass Quantity: 1

$ 457.00
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Foster 65-6, 6 Series, Industrial Plug, 1/2" Female NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 65-6 is a Steel 3/4" industrial plug from the Foster 6 Series — ...

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$ 324.00
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$ 324.00
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Foster SL5205, 5 Series, Industrial Coupler, Automatic, 1/2" Female NPT, Brass, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5205 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

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$ 835.00
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Foster 81-5, 5 Series, Industrial Plug, 1/2" Hose Barb, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 81-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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Foster 59-5, 5 Series, Industrial Plug, 3/8" Hose Barb, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 59-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

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$ 185.00
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$ 185.00
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$ 274.00
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Foster 52-5B, 5 Series, Industrial Plug, 3/8" Male NPT, Brass

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

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$ 274.00
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$ 274.00
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$ 546.00
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Foster 5105, 5 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 5105 is a Brass/Steel 1/2" industrial coupler from the Foster 5 ...

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$ 546.00
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$ 546.00
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Foster 4504, 4 Series, Industrial Coupler, Manual, 1/2" Male NPT, Brass, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4504 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

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$ 482.00
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Foster 3703GB, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3703GB is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 512.00
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$ 512.00
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Foster 3103GB, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass

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

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$ 460.00
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$ 460.00
$ 369.00
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$ 369.00
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