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Pneumatic Quick Couplers

Pneumatic quick couplers connect and disconnect air lines in one quick motion, no tools required. This collection covers the full range of air quick couplers and plugs across every interchange, from miniature 2 Series to industrial body sizes, in steel, brass, and stainless. Filter by series, body size, thread, and material to find the exact coupler or plug your air system needs.

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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 %
$ 646.00
$ 646.00 - $ 646.00
$ 646.00
$ 516.00
$ 516.00 - $ 516.00
$ 516.00

Foster TF1814, 3/8" Tru-Flate Coupler x Push-On Hose Stem, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF1814 is a brass and steel 3/8" coupler from t...

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$ 646.00
$ 646.00 - $ 646.00
$ 646.00
$ 516.00
$ 516.00 - $ 516.00
$ 516.00
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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 %
$ 600.00
$ 600.00 - $ 600.00
$ 600.00
$ 480.00
$ 480.00 - $ 480.00
$ 480.00

Foster TF1714, 3/8" Tru-Flate Coupler x Push-On Hose Stem, TF4 Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF1714 is a brass and steel 3/8" coupler from t...

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$ 600.00
$ 600.00 - $ 600.00
$ 600.00
$ 480.00
$ 480.00 - $ 480.00
$ 480.00
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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 %
$ 455.00
$ 455.00 - $ 455.00
$ 455.00
$ 365.00
$ 365.00 - $ 365.00
$ 365.00

Foster TFSD9, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD9 is a brass and steel 1/4" coupler from th...

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$ 455.00
$ 455.00 - $ 455.00
$ 455.00
$ 365.00
$ 365.00 - $ 365.00
$ 365.00
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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 %
$ 443.00
$ 443.00 - $ 443.00
$ 443.00
$ 354.00
$ 354.00 - $ 354.00
$ 354.00

Foster TFSD7, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD7 is a brass and steel 1/4" coupler from th...

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$ 443.00
$ 443.00 - $ 443.00
$ 443.00
$ 354.00
$ 354.00 - $ 354.00
$ 354.00
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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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$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 375.00
$ 375.00 - $ 375.00
$ 375.00

Foster TFSD13, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD13 is a brass and steel 1/4" coupler from t...

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$ 469.00
$ 469.00 - $ 469.00
$ 469.00
$ 375.00
$ 375.00 - $ 375.00
$ 375.00
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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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$ 466.00
$ 466.00 - $ 466.00
$ 466.00
$ 374.00
$ 374.00 - $ 374.00
$ 374.00

Foster TFSD11, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSD11 is a brass and steel 1/4" coupler from t...

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$ 466.00
$ 466.00 - $ 466.00
$ 466.00
$ 374.00
$ 374.00 - $ 374.00
$ 374.00
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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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$ 628.00
$ 628.00 - $ 628.00
$ 628.00
$ 503.00
$ 503.00 - $ 503.00
$ 503.00

Foster TFSC7, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSC7 is a brass and steel 1/4" coupler from th...

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$ 628.00
$ 628.00 - $ 628.00
$ 628.00
$ 503.00
$ 503.00 - $ 503.00
$ 503.00
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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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$ 621.00
$ 621.00 - $ 621.00
$ 621.00
$ 496.00
$ 496.00 - $ 496.00
$ 496.00

Foster TFSC5, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSC5 is a brass and steel 1/4" coupler from th...

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$ 621.00
$ 621.00 - $ 621.00
$ 621.00
$ 496.00
$ 496.00 - $ 496.00
$ 496.00
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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 %
$ 443.00
$ 443.00 - $ 443.00
$ 443.00
$ 354.00
$ 354.00 - $ 354.00
$ 354.00

Foster TFSB7, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB7 is a brass and steel 1/4" coupler from th...

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$ 443.00
$ 443.00 - $ 443.00
$ 443.00
$ 354.00
$ 354.00 - $ 354.00
$ 354.00
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 %
$ 433.00
$ 433.00 - $ 433.00
$ 433.00
$ 347.00
$ 347.00 - $ 347.00
$ 347.00

Foster TFSB5, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB5 is a brass and steel 1/4" coupler from th...

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$ 433.00
$ 433.00 - $ 433.00
$ 433.00
$ 347.00
$ 347.00 - $ 347.00
$ 347.00
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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 %
$ 419.00
$ 419.00 - $ 419.00
$ 419.00
$ 335.00
$ 335.00 - $ 335.00
$ 335.00

Foster TFSB3, 1/4" Tru-Flate Coupler x Reusable Hose Clamp Fitting, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TFSB3 is a brass and steel 1/4" coupler from th...

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$ 419.00
$ 419.00 - $ 419.00
$ 419.00
$ 335.00
$ 335.00 - $ 335.00
$ 335.00
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 %
$ 122.00
$ 122.00 - $ 122.00
$ 122.00
$ 98.00
$ 98.00 - $ 98.00
$ 98.00

Foster TF71, 1/4" Tru-Flate Plug x 1/4" Hose ID, TF Series, Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF71 is a steel 1/4" plug from the Foster TF Se...

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$ 122.00
$ 122.00 - $ 122.00
$ 122.00
$ 98.00
$ 98.00 - $ 98.00
$ 98.00
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 %
$ 143.00
$ 143.00 - $ 143.00
$ 143.00
$ 115.00
$ 115.00 - $ 115.00
$ 115.00

Foster TF51, 1/4" Tru-Flate Plug x 1/4" Push-On Hose Stem, TF Series, Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF51 is a steel 1/4" plug from the Foster TF Se...

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$ 143.00
$ 143.00 - $ 143.00
$ 143.00
$ 115.00
$ 115.00 - $ 115.00
$ 115.00
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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 %
$ 351.00
$ 351.00 - $ 351.00
$ 351.00
$ 281.00
$ 281.00 - $ 281.00
$ 281.00

Foster TF3703, 1/4" Tru-Flate Coupler x 3/8" Hose ID, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3703 is a brass and steel 1/4" coupler from t...

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$ 351.00
$ 351.00 - $ 351.00
$ 351.00
$ 281.00
$ 281.00 - $ 281.00
$ 281.00
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 %
$ 354.00
$ 354.00 - $ 354.00
$ 354.00
$ 283.00
$ 283.00 - $ 283.00
$ 283.00

Foster TF3653, 1/4" Tru-Flate Coupler x 1/4" Hose ID, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3653 is a brass and steel 1/4" coupler from t...

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$ 354.00
$ 354.00 - $ 354.00
$ 354.00
$ 283.00
$ 283.00 - $ 283.00
$ 283.00
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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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$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00

Foster TF3603, 1/4" Tru-Flate Coupler x 1/4" Hose ID, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3603 is a brass and steel 1/4" coupler from t...

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$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00
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 %
$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00

Foster TF3303, 1/4" Tru-Flate Coupler x 3/8" Male NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3303 is a brass and steel 1/4" coupler from t...

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$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00
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 %
$ 330.00
$ 330.00 - $ 330.00
$ 330.00
$ 264.00
$ 264.00 - $ 264.00
$ 264.00

Foster TF3203, 1/4" Tru-Flate Coupler x 3/8" Female NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3203 is a brass and steel 1/4" coupler from t...

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$ 330.00
$ 330.00 - $ 330.00
$ 330.00
$ 264.00
$ 264.00 - $ 264.00
$ 264.00
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 %
$ 309.00
$ 309.00 - $ 309.00
$ 309.00
$ 248.00
$ 248.00 - $ 248.00
$ 248.00

Foster TF3103, 1/4" Tru-Flate Coupler x 1/4" Male NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3103 is a brass and steel 1/4" coupler from t...

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$ 309.00
$ 309.00 - $ 309.00
$ 309.00
$ 248.00
$ 248.00 - $ 248.00
$ 248.00
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 %
$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00

Foster TF3003, 1/4" Tru-Flate Coupler x 1/4" Female NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF3003 is a brass and steel 1/4" coupler from t...

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$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00
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 %
$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00

Foster TF2903, 1/4" Tru-Flate Coupler x 1/8" Male NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF2903 is a brass and steel 1/4" coupler from t...

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$ 323.00
$ 323.00 - $ 323.00
$ 323.00
$ 258.00
$ 258.00 - $ 258.00
$ 258.00
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 %
$ 379.00
$ 379.00 - $ 379.00
$ 379.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00

Foster TF2803, 1/4" Tru-Flate Coupler x 1/8" Female NPT, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF2803 is a brass and steel 1/4" coupler from t...

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$ 379.00
$ 379.00 - $ 379.00
$ 379.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00
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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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$ 344.00
$ 344.00 - $ 344.00
$ 344.00
$ 274.00
$ 274.00 - $ 274.00
$ 274.00

Foster TF1713, 1/4" Tru-Flate Coupler x Push-On Hose Stem, TF Series, Automatic, Brass and Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF1713 is a brass and steel 1/4" coupler from t...

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$ 344.00
$ 344.00 - $ 344.00
$ 344.00
$ 274.00
$ 274.00 - $ 274.00
$ 274.00
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 %
$ 196.00
$ 196.00 - $ 196.00
$ 196.00
$ 156.00
$ 156.00 - $ 156.00
$ 156.00

Foster TF17, 1/4" Tru-Flate Plug x 3/8" Hose ID, TF Series, Steel

Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF17 is a steel 1/4" plug from the Foster TF Se...

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$ 196.00
$ 196.00 - $ 196.00
$ 196.00
$ 156.00
$ 156.00 - $ 156.00
$ 156.00
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