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Foster ISO-A Series Couplers

Foster ISO-A Series dust caps and plugs for ISO 7241-1 Series A hydraulic couplers — protective accessories that keep dirt and debris out of connections when uncoupled. Steel construction.

  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 1.99
    $ 1.99 - $ 1.99
    $ 1.99
    $ 1.59
    $ 1.59 - $ 1.59
    $ 1.59

    Foster A16DC-DP, 1" ISO-A Dust Cap & Plug Combo, 6600 Series, Steel

    In stock

    Protect your 1" ISO-A / 6600 Series hydraulic couplers when disconnected. The Foster A16DC-DP dust cap & plug combo keeps dirt, chips, and mois...

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    $ 1.99
    $ 1.99 - $ 1.99
    $ 1.99
    $ 1.59
    $ 1.59 - $ 1.59
    $ 1.59
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  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 18.79
    $ 18.79 - $ 18.79
    $ 18.79
    $ 15.09
    $ 15.09 - $ 15.09
    $ 15.09

    Foster A12DC-DP, 3/4" ISO-A Dust Cap & Plug Combo, 6600 Series, Steel

    In stock

    Protect your 3/4" ISO-A / 6600 Series hydraulic couplers when disconnected. The Foster A12DC-DP dust cap & plug combo keeps dirt, chips, and mo...

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    $ 18.79
    $ 18.79 - $ 18.79
    $ 18.79
    $ 15.09
    $ 15.09 - $ 15.09
    $ 15.09
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  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 16.19
    $ 16.19 - $ 16.19
    $ 16.19
    $ 12.99
    $ 12.99 - $ 12.99
    $ 12.99

    Foster A04DC-DP, 1/4" ISO-A Dust Cap & Plug Combo, 6600 Series, Steel

    In stock

    Protect your 1/4" ISO-A / 6600 Series hydraulic couplers when disconnected. The Foster A04DC-DP dust cap & plug combo keeps dirt, chips, and mo...

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    $ 16.19
    $ 16.19 - $ 16.19
    $ 16.19
    $ 12.99
    $ 12.99 - $ 12.99
    $ 12.99
    Save 20% Save %