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Foster 2 Series Couplers

The Foster 2 Series is the miniature 1/8" body industrial interchange, built for low-volume air tools, instruments, and compact pneumatic systems. This collection includes 2 Series couplers and plugs in brass, steel, and stainless with NPT, hose barb, tube, and panel mount terminations. Filter by thread, material, and coupler or plug to find your exact part.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.19
$ 26.19 - $ 26.19
$ 26.19

Foster 2302S/S, 1/8" 2 Series Coupler x 1/8" Female NPT, 303 Stainless

Dependable, leak-free connections for air and light fluid lines. The Foster 2302S/S is a 303 Stainless 1/8" coupler from the proven Foster 2 Series...

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$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.19
$ 26.19 - $ 26.19
$ 26.19
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 13.19
$ 13.19 - $ 13.19
$ 13.19
$ 10.59
$ 10.59 - $ 10.59
$ 10.59

Foster 2302HW, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Stainless (Hot Water)

Dependable, leak-free connections for air and light fluid lines. The Foster 2302HW is a Heavy-Duty Brass, Stainless 1/8" coupler from the proven Fo...

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$ 13.19
$ 13.19 - $ 13.19
$ 13.19
$ 10.59
$ 10.59 - $ 10.59
$ 10.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 12.39
$ 12.39 - $ 12.39
$ 12.39
$ 9.89
$ 9.89 - $ 9.89
$ 9.89

Foster 2302H, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Steel (Heat)

Dependable, leak-free connections for air and light fluid lines. The Foster 2302H is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster ...

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$ 12.39
$ 12.39 - $ 12.39
$ 12.39
$ 9.89
$ 9.89 - $ 9.89
$ 9.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 18.59
$ 18.59 - $ 18.59
$ 18.59
$ 14.89
$ 14.89 - $ 14.89
$ 14.89

Foster BL2302, 1/8" 2 Series Coupler x 1/8" Female NPT, Heavy-Duty Brass, Steel (Ball Lock)

Dependable, leak-free connections for air and light fluid lines. The Foster BL2302 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster...

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$ 18.59
$ 18.59 - $ 18.59
$ 18.59
$ 14.89
$ 14.89 - $ 14.89
$ 14.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 19% Save %
$ 3.19
$ 3.19 - $ 3.19
$ 3.19
$ 2.59
$ 2.59 - $ 2.59
$ 2.59

Foster 02-2, 1/8" 2 Series Plug x 1/8" Hose ID, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 02-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

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$ 3.19
$ 3.19 - $ 3.19
$ 3.19
$ 2.59
$ 2.59 - $ 2.59
$ 2.59
Save 19% Save %

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