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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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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 39.49
$ 39.49 - $ 39.49
$ 39.49
$ 31.59
$ 31.59 - $ 31.59
$ 31.59

Foster LN3203, 1/4" Lincoln Long Nose Coupler x 3/8" Female NPT, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN3203 is a brass and steel 1/4" coupler from the Fo...

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$ 39.49
$ 39.49 - $ 39.49
$ 39.49
$ 31.59
$ 31.59 - $ 31.59
$ 31.59
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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 %
$ 33.29
$ 33.29 - $ 33.29
$ 33.29
$ 26.59
$ 26.59 - $ 26.59
$ 26.59

Foster LN3103M, 1/4" Lincoln Long Nose Coupler x 1/4" Male NPT, LN Series, Manual, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN3103M is a brass and steel 1/4" coupler from the F...

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$ 33.29
$ 33.29 - $ 33.29
$ 33.29
$ 26.59
$ 26.59 - $ 26.59
$ 26.59
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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 %
$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09

Foster LN3103, 1/4" Lincoln Long Nose Coupler x 1/4" Male NPT, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN3103 is a brass and steel 1/4" coupler from the Fo...

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$ 38.89
$ 38.89 - $ 38.89
$ 38.89
$ 31.09
$ 31.09 - $ 31.09
$ 31.09
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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 %
$ 33.19
$ 33.19 - $ 33.19
$ 33.19
$ 26.49
$ 26.49 - $ 26.49
$ 26.49

Foster LN3003M, 1/4" Lincoln Long Nose Coupler x 1/4" Female NPT, LN Series, Manual, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN3003M is a brass and steel 1/4" coupler from the F...

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$ 33.19
$ 33.19 - $ 33.19
$ 33.19
$ 26.49
$ 26.49 - $ 26.49
$ 26.49
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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 %
$ 37.69
$ 37.69 - $ 37.69
$ 37.69
$ 30.19
$ 30.19 - $ 30.19
$ 30.19

Foster LN3003, 1/4" Lincoln Long Nose Coupler x 1/4" Female NPT, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN3003 is a brass and steel 1/4" coupler from the Fo...

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$ 37.69
$ 37.69 - $ 37.69
$ 37.69
$ 30.19
$ 30.19 - $ 30.19
$ 30.19
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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 %
$ 38.49
$ 38.49 - $ 38.49
$ 38.49
$ 30.79
$ 30.79 - $ 30.79
$ 30.79

Foster LN2903M, 1/4" Lincoln Long Nose Coupler x 1/8" Male NPT, LN Series, Manual, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN2903M is a brass and steel 1/4" coupler from the F...

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$ 38.49
$ 38.49 - $ 38.49
$ 38.49
$ 30.79
$ 30.79 - $ 30.79
$ 30.79
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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 %
$ 43.69
$ 43.69 - $ 43.69
$ 43.69
$ 34.99
$ 34.99 - $ 34.99
$ 34.99

Foster LN2903, 1/4" Lincoln Long Nose Coupler x 1/8" Male NPT, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN2903 is a brass and steel 1/4" coupler from the Fo...

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$ 43.69
$ 43.69 - $ 43.69
$ 43.69
$ 34.99
$ 34.99 - $ 34.99
$ 34.99
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 %
$ 42.29
$ 42.29 - $ 42.29
$ 42.29
$ 33.79
$ 33.79 - $ 33.79
$ 33.79

Foster LN2803M, 1/4" Lincoln Long Nose Coupler x 1/8" Female NPT, LN Series, Manual, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN2803M is a brass and steel 1/4" coupler from the F...

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$ 42.29
$ 42.29 - $ 42.29
$ 42.29
$ 33.79
$ 33.79 - $ 33.79
$ 33.79
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 %
$ 69.89
$ 69.89 - $ 69.89
$ 69.89
$ 55.89
$ 55.89 - $ 55.89
$ 55.89

Foster LN2803, 1/4" Lincoln Long Nose Coupler x 1/8" Female NPT, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN2803 is a brass and steel 1/4" coupler from the Fo...

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$ 69.89
$ 69.89 - $ 69.89
$ 69.89
$ 55.89
$ 55.89 - $ 55.89
$ 55.89
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 %
$ 39.39
$ 39.39 - $ 39.39
$ 39.39
$ 31.49
$ 31.49 - $ 31.49
$ 31.49

Foster LN1713, 1/4" Lincoln Long Nose Coupler x Push-On Hose Stem, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN1713 is a brass and steel 1/4" coupler from the Fo...

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$ 39.39
$ 39.39 - $ 39.39
$ 39.39
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
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 %
$ 24.49
$ 24.49 - $ 24.49
$ 24.49
$ 19.59
$ 19.59 - $ 19.59
$ 19.59

Foster LN16, 1/4" Lincoln Long Nose Plug x 1/4" Hose ID, LN Series, Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN16 is a steel 1/4" plug from the Foster LN Series,...

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$ 24.49
$ 24.49 - $ 24.49
$ 24.49
$ 19.59
$ 19.59 - $ 19.59
$ 19.59
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 %
$ 39.39
$ 39.39 - $ 39.39
$ 39.39
$ 31.49
$ 31.49 - $ 31.49
$ 31.49

Foster LN1513, 1/4" Lincoln Long Nose Coupler x Push-On Hose Stem, LN Series, Automatic, Brass and Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN1513 is a brass and steel 1/4" coupler from the Fo...

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$ 39.39
$ 39.39 - $ 39.39
$ 39.39
$ 31.49
$ 31.49 - $ 31.49
$ 31.49
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 %
$ 12.79
$ 12.79 - $ 12.79
$ 12.79
$ 10.19
$ 10.19 - $ 10.19
$ 10.19

Foster LN13, 1/4" Lincoln Long Nose Plug x 1/8" Female NPT, LN Series, Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN13 is a steel 1/4" plug from the Foster LN Series,...

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$ 12.79
$ 12.79 - $ 12.79
$ 12.79
$ 10.19
$ 10.19 - $ 10.19
$ 10.19
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 %
$ 12.09
$ 12.09 - $ 12.09
$ 12.09
$ 9.69
$ 9.69 - $ 9.69
$ 9.69

Foster LN12, 1/4" Lincoln Long Nose Plug x 1/8" Male NPT, LN Series, Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN12 is a steel 1/4" plug from the Foster LN Series,...

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$ 12.09
$ 12.09 - $ 12.09
$ 12.09
$ 9.69
$ 9.69 - $ 9.69
$ 9.69
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 %
$ 14.19
$ 14.19 - $ 14.19
$ 14.19
$ 11.29
$ 11.29 - $ 11.29
$ 11.29

Foster LN11, 1/4" Lincoln Long Nose Plug x 1/4" Female NPT, LN Series, Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN11 is a steel 1/4" plug from the Foster LN Series,...

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$ 14.19
$ 14.19 - $ 14.19
$ 14.19
$ 11.29
$ 11.29 - $ 11.29
$ 11.29
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 %
$ 5.99
$ 5.99 - $ 5.99
$ 5.99
$ 4.79
$ 4.79 - $ 4.79
$ 4.79

Foster LN10, 1/4" Lincoln Long Nose Plug x 1/4" Male NPT, LN Series, Steel

Secure, high-flow air connections that interchange with Lincoln Long Nose couplers. The Foster LN10 is a steel 1/4" plug from the Foster LN Series,...

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$ 5.99
$ 5.99 - $ 5.99
$ 5.99
$ 4.79
$ 4.79 - $ 4.79
$ 4.79
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 %
$ 41.19
$ 41.19 - $ 41.19
$ 41.19
$ 32.89
$ 32.89 - $ 32.89
$ 32.89

Foster TFSD94, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD94 is a brass and steel 3/8" coupler from t...

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$ 41.19
$ 41.19 - $ 41.19
$ 41.19
$ 32.89
$ 32.89 - $ 32.89
$ 32.89
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 %
$ 40.89
$ 40.89 - $ 40.89
$ 40.89
$ 32.79
$ 32.79 - $ 32.79
$ 32.79

Foster TFSD74, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD74 is a brass and steel 3/8" coupler from t...

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$ 40.89
$ 40.89 - $ 40.89
$ 40.89
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
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 %
$ 42.99
$ 42.99 - $ 42.99
$ 42.99
$ 34.39
$ 34.39 - $ 34.39
$ 34.39

Foster TFSD134, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD134 is a brass and steel 3/8" coupler from ...

View full details
$ 42.99
$ 42.99 - $ 42.99
$ 42.99
$ 34.39
$ 34.39 - $ 34.39
$ 34.39
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 %
$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.59
$ 32.59 - $ 32.59
$ 32.59

Foster TFSD114, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD114 is a brass and steel 3/8" coupler from ...

View full details
$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.59
$ 32.59 - $ 32.59
$ 32.59
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 %
$ 40.89
$ 40.89 - $ 40.89
$ 40.89
$ 32.79
$ 32.79 - $ 32.79
$ 32.79

Foster TFSB74, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB74 is a brass and steel 3/8" coupler from t...

View full details
$ 40.89
$ 40.89 - $ 40.89
$ 40.89
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
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 %
$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.59
$ 32.59 - $ 32.59
$ 32.59

Foster TFSB54, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB54 is a brass and steel 3/8" coupler from t...

View full details
$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.59
$ 32.59 - $ 32.59
$ 32.59
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 %
$ 40.49
$ 40.49 - $ 40.49
$ 40.49
$ 32.39
$ 32.39 - $ 32.39
$ 32.39

Foster TFSB34, 3/8" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB34 is a brass and steel 3/8" coupler from t...

View full details
$ 40.49
$ 40.49 - $ 40.49
$ 40.49
$ 32.39
$ 32.39 - $ 32.39
$ 32.39
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 %
$ 36.39
$ 36.39 - $ 36.39
$ 36.39
$ 29.09
$ 29.09 - $ 29.09
$ 29.09

Foster TF4904, 3/8" Tru-Flate Coupler x 1/2" Hose ID, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4904 is a brass and steel 3/8" coupler from t...

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$ 36.39
$ 36.39 - $ 36.39
$ 36.39
$ 29.09
$ 29.09 - $ 29.09
$ 29.09
Save 20% Save %

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