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Foster TF4 Series Couplers

Foster TF4 Series pneumatic quick couplers and plugs, interchangeable with the Tru-Flate automotive design in a 3/8" body. Rated 300 PSI, one-way shut-off, automatic connect with a steel tubular valve for high air flow. Ideal for air compressors, pneumatic tools, grease guns, and paint applicators. Brass/steel construction; sleeve-guard versions available.

  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
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    $ 34.39
    $ 34.39 - $ 34.39
    $ 34.39
    $ 27.49
    $ 27.49 - $ 27.49
    $ 27.49

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

    In stock

    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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    $ 34.39
    $ 34.39 - $ 34.39
    $ 34.39
    $ 27.49
    $ 27.49 - $ 27.49
    $ 27.49
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  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 36.99
    $ 36.99 - $ 36.99
    $ 36.99
    $ 29.59
    $ 29.59 - $ 29.59
    $ 29.59

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

    In stock

    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...

    View full details
    $ 36.99
    $ 36.99 - $ 36.99
    $ 36.99
    $ 29.59
    $ 29.59 - $ 29.59
    $ 29.59
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 19% Save %
    $ 5.79
    $ 5.79 - $ 5.79
    $ 5.79
    $ 4.69
    $ 4.69 - $ 4.69
    $ 4.69

    Foster TF40, 3/8" Tru-Flate Plug x 1/4" Male NPT, TF4 Series, Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF40 is a steel 3/8" plug from the Foster TF4 S...

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    $ 5.79
    $ 5.79 - $ 5.79
    $ 5.79
    $ 4.69
    $ 4.69 - $ 4.69
    $ 4.69
    Save 19% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 31.19
    $ 31.19 - $ 31.19
    $ 31.19
    $ 24.99
    $ 24.99 - $ 24.99
    $ 24.99

    Foster TF4004, 3/8" Tru-Flate Coupler x 1/4" Female NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4004 is a brass and steel 3/8" coupler from t...

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    $ 31.19
    $ 31.19 - $ 31.19
    $ 31.19
    $ 24.99
    $ 24.99 - $ 24.99
    $ 24.99
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 8.49
    $ 8.49 - $ 8.49
    $ 8.49
    $ 6.79
    $ 6.79 - $ 6.79
    $ 6.79

    Foster TF41, 3/8" Tru-Flate Plug x 1/4" Female NPT, TF4 Series, Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF41 is a steel 3/8" plug from the Foster TF4 S...

    View full details
    $ 8.49
    $ 8.49 - $ 8.49
    $ 8.49
    $ 6.79
    $ 6.79 - $ 6.79
    $ 6.79
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 31.19
    $ 31.19 - $ 31.19
    $ 31.19
    $ 24.99
    $ 24.99 - $ 24.99
    $ 24.99

    Foster TF4104, 3/8" Tru-Flate Coupler x 1/4" Male NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4104 is a brass and steel 3/8" coupler from t...

    View full details
    $ 31.19
    $ 31.19 - $ 31.19
    $ 31.19
    $ 24.99
    $ 24.99 - $ 24.99
    $ 24.99
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 7.69
    $ 7.69 - $ 7.69
    $ 7.69
    $ 6.19
    $ 6.19 - $ 6.19
    $ 6.19

    Foster TF42, 3/8" Tru-Flate Plug x 3/8" Male NPT, TF4 Series, Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF42 is a steel 3/8" plug from the Foster TF4 S...

    View full details
    $ 7.69
    $ 7.69 - $ 7.69
    $ 7.69
    $ 6.19
    $ 6.19 - $ 6.19
    $ 6.19
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 32.89
    $ 32.89 - $ 32.89
    $ 32.89
    $ 26.29
    $ 26.29 - $ 26.29
    $ 26.29

    Foster TF4204, 3/8" Tru-Flate Coupler x 3/8" Female NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4204 is a brass and steel 3/8" coupler from t...

    View full details
    $ 32.89
    $ 32.89 - $ 32.89
    $ 32.89
    $ 26.29
    $ 26.29 - $ 26.29
    $ 26.29
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 7.89
    $ 7.89 - $ 7.89
    $ 7.89
    $ 6.29
    $ 6.29 - $ 6.29
    $ 6.29

    Foster TF43, 3/8" Tru-Flate Plug x 3/8" Female NPT, TF4 Series, Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF43 is a steel 3/8" plug from the Foster TF4 S...

    View full details
    $ 7.89
    $ 7.89 - $ 7.89
    $ 7.89
    $ 6.29
    $ 6.29 - $ 6.29
    $ 6.29
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 32.89
    $ 32.89 - $ 32.89
    $ 32.89
    $ 26.29
    $ 26.29 - $ 26.29
    $ 26.29

    Foster TF4304, 3/8" Tru-Flate Coupler x 3/8" Male NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4304 is a brass and steel 3/8" coupler from t...

    View full details
    $ 32.89
    $ 32.89 - $ 32.89
    $ 32.89
    $ 26.29
    $ 26.29 - $ 26.29
    $ 26.29
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 34.29
    $ 34.29 - $ 34.29
    $ 34.29
    $ 27.39
    $ 27.39 - $ 27.39
    $ 27.39

    Foster TF4404, 3/8" Tru-Flate Coupler x 1/2" Female NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4404 is a brass and steel 3/8" coupler from t...

    View full details
    $ 34.29
    $ 34.29 - $ 34.29
    $ 34.29
    $ 27.39
    $ 27.39 - $ 27.39
    $ 27.39
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 34.29
    $ 34.29 - $ 34.29
    $ 34.29
    $ 27.39
    $ 27.39 - $ 27.39
    $ 27.39

    Foster TF4504, 3/8" Tru-Flate Coupler x 1/2" Male NPT, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4504 is a brass and steel 3/8" coupler from t...

    View full details
    $ 34.29
    $ 34.29 - $ 34.29
    $ 34.29
    $ 27.39
    $ 27.39 - $ 27.39
    $ 27.39
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 33.09
    $ 33.09 - $ 33.09
    $ 33.09
    $ 26.49
    $ 26.49 - $ 26.49
    $ 26.49

    Foster TF4604, 3/8" Tru-Flate Coupler x 1/4" Hose ID, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4604 is a brass and steel 3/8" coupler from t...

    View full details
    $ 33.09
    $ 33.09 - $ 33.09
    $ 33.09
    $ 26.49
    $ 26.49 - $ 26.49
    $ 26.49
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 36.19
    $ 36.19 - $ 36.19
    $ 36.19
    $ 28.99
    $ 28.99 - $ 28.99
    $ 28.99

    Foster TF4704, 3/8" Tru-Flate Coupler x 5/16" Hose ID, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4704 is a brass and steel 3/8" coupler from t...

    View full details
    $ 36.19
    $ 36.19 - $ 36.19
    $ 36.19
    $ 28.99
    $ 28.99 - $ 28.99
    $ 28.99
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 10.49
    $ 10.49 - $ 10.49
    $ 10.49
    $ 8.39
    $ 8.39 - $ 8.39
    $ 8.39

    Foster TF48, 3/8" Tru-Flate Plug x 3/8" Hose ID, TF4 Series, Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF48 is a steel 3/8" plug from the Foster TF4 S...

    View full details
    $ 10.49
    $ 10.49 - $ 10.49
    $ 10.49
    $ 8.39
    $ 8.39 - $ 8.39
    $ 8.39
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    Save 20% Save %
    $ 34.39
    $ 34.39 - $ 34.39
    $ 34.39
    $ 27.49
    $ 27.49 - $ 27.49
    $ 27.49

    Foster TF4804, 3/8" Tru-Flate Coupler x 3/8" Hose ID, TF4 Series, Automatic, Brass and Steel

    In stock

    Fast, high-flow air connections that interchange with the Tru-Flate (automotive) design. The Foster TF4804 is a brass and steel 3/8" coupler from t...

    View full details
    $ 34.39
    $ 34.39 - $ 34.39
    $ 34.39
    $ 27.49
    $ 27.49 - $ 27.49
    $ 27.49
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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...

    View full details
    $ 36.39
    $ 36.39 - $ 36.39
    $ 36.39
    $ 29.09
    $ 29.09 - $ 29.09
    $ 29.09
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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 SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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 SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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 SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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 SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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 SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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...

    View full details
    $ 40.89
    $ 40.89 - $ 40.89
    $ 40.89
    $ 32.79
    $ 32.79 - $ 32.79
    $ 32.79
    Save 20% Save %
  • Foster SVPC5905, 1/2" Industrial Coupler x 3/4" Hose ID, SV Series, Safety Vent, Protective Cover, Steel
    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

    In stock

    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...

    View full details
    $ 41.19
    $ 41.19 - $ 41.19
    $ 41.19
    $ 32.89
    $ 32.89 - $ 32.89
    $ 32.89
    Save 20% Save %