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Foster FF Plus Series Couplers

Foster FF Plus Series flat-face hydraulic quick couplers and plugs — the upgraded ISO 16028 flush-face line. The flat-face design minimizes fluid spillage and air inclusion at connection, with bidirectional flow and an optional Connect-Under-Pressure design. Offered in nickel-plated steel and 316 stainless, salt-spray tested to 1,200 hours. Body sizes 1/4" to 1-1/2", NPT and SAE ORB threads.

  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 1,338.59
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    $ 1,338.59
    $ 1,070.89
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    $ 1,070.89

    Foster FF19S-12SS, 3/4" Flat Face Hydraulic Coupler x 3/4" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF19S-12SS is a 316 stainless steel 3/4" coupler fr...

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    $ 1,338.59
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    $ 1,338.59
    $ 1,070.89
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    $ 1,070.89
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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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    $ 172.89
    $ 172.89 - $ 172.89
    $ 172.89
    $ 138.29
    $ 138.29 - $ 138.29
    $ 138.29

    Foster FF19S-131ORB, 3/4" Flat Face Hydraulic Coupler x 1-5/16"-12 ORB, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF19S-131ORB is a nickel-plated steel 3/4" coupler ...

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    $ 172.89
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    $ 172.89
    $ 138.29
    $ 138.29 - $ 138.29
    $ 138.29
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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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    $ 164.99
    $ 164.99 - $ 164.99
    $ 164.99
    $ 131.99
    $ 131.99 - $ 131.99
    $ 131.99

    Foster FF19S-16, 3/4" Flat Face Hydraulic Coupler x 1" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF19S-16 is a nickel-plated steel 3/4" coupler from...

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    $ 164.99
    $ 164.99 - $ 164.99
    $ 164.99
    $ 131.99
    $ 131.99 - $ 131.99
    $ 131.99
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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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    $ 1,338.59
    $ 1,338.59 - $ 1,338.59
    $ 1,338.59
    $ 1,070.89
    $ 1,070.89 - $ 1,070.89
    $ 1,070.89

    Foster FF19S-16SS, 3/4" Flat Face Hydraulic Coupler x 1" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF19S-16SS is a 316 stainless steel 3/4" coupler fr...

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    $ 1,338.59
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    $ 1,338.59
    $ 1,070.89
    $ 1,070.89 - $ 1,070.89
    $ 1,070.89
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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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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89

    Foster FF25P-16, 1" Flat Face Hydraulic Plug x 1" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25P-16 is a nickel-plated steel 1" plug from the ...

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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89
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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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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89

    Foster FF25P-162ORB, 1" Flat Face Hydraulic Plug x 1-5/8"-12 ORB, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25P-162ORB is a nickel-plated steel 1" plug from ...

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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89
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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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    $ 1,417.29
    $ 1,417.29 - $ 1,417.29
    $ 1,417.29
    $ 1,133.79
    $ 1,133.79 - $ 1,133.79
    $ 1,133.79

    Foster FF25P-16SS, 1" Flat Face Hydraulic Plug x 1" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25P-16SS is a 316 stainless steel 1" plug from th...

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    $ 1,417.29
    $ 1,417.29 - $ 1,417.29
    $ 1,417.29
    $ 1,133.79
    $ 1,133.79 - $ 1,133.79
    $ 1,133.79
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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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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89

    Foster FF25P-20, 1" Flat Face Hydraulic Plug x 1-1/4" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25P-20 is a nickel-plated steel 1" plug from the ...

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    $ 164.89
    $ 164.89 - $ 164.89
    $ 164.89
    $ 131.89
    $ 131.89 - $ 131.89
    $ 131.89
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  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    Save 20% Save %
    $ 1,417.29
    $ 1,417.29 - $ 1,417.29
    $ 1,417.29
    $ 1,133.79
    $ 1,133.79 - $ 1,133.79
    $ 1,133.79

    Foster FF25P-20SS, 1" Flat Face Hydraulic Plug x 1-1/4" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25P-20SS is a 316 stainless steel 1" plug from th...

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    $ 1,417.29
    $ 1,417.29 - $ 1,417.29
    $ 1,417.29
    $ 1,133.79
    $ 1,133.79 - $ 1,133.79
    $ 1,133.79
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89

    Foster FF25S-16, 1" Flat Face Hydraulic Coupler x 1" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25S-16 is a nickel-plated steel 1" coupler from t...

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    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89
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  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    Save 20% Save %
    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89

    Foster FF25S-162ORB, 1" Flat Face Hydraulic Coupler x 1-5/8"-12 ORB, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25S-162ORB is a nickel-plated steel 1" coupler fr...

    View full details
    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 2,414.69
    $ 2,414.69 - $ 2,414.69
    $ 2,414.69
    $ 1,931.69
    $ 1,931.69 - $ 1,931.69
    $ 1,931.69

    Foster FF25S-16SS, 1" Flat Face Hydraulic Coupler x 1" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25S-16SS is a 316 stainless steel 1" coupler from...

    View full details
    $ 2,414.69
    $ 2,414.69 - $ 2,414.69
    $ 2,414.69
    $ 1,931.69
    $ 1,931.69 - $ 1,931.69
    $ 1,931.69
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    Save 20% Save %
    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89

    Foster FF25S-20, 1" Flat Face Hydraulic Coupler x 1-1/4" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25S-20 is a nickel-plated steel 1" coupler from t...

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    $ 308.59
    $ 308.59 - $ 308.59
    $ 308.59
    $ 246.89
    $ 246.89 - $ 246.89
    $ 246.89
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    Save 20% Save %
    $ 2,414.69
    $ 2,414.69 - $ 2,414.69
    $ 2,414.69
    $ 1,931.69
    $ 1,931.69 - $ 1,931.69
    $ 1,931.69

    Foster FF25S-20SS, 1" Flat Face Hydraulic Coupler x 1-1/4" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF25S-20SS is a 316 stainless steel 1" coupler from...

    View full details
    $ 2,414.69
    $ 2,414.69 - $ 2,414.69
    $ 2,414.69
    $ 1,931.69
    $ 1,931.69 - $ 1,931.69
    $ 1,931.69
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 568.39
    $ 568.39 - $ 568.39
    $ 568.39
    $ 454.69
    $ 454.69 - $ 454.69
    $ 454.69

    Foster FF32P-24, 1-1/4" Flat Face Hydraulic Plug x 1-1/2" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF32P-24 is a nickel-plated steel 1-1/4" plug from ...

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    $ 568.39
    $ 568.39 - $ 568.39
    $ 568.39
    $ 454.69
    $ 454.69 - $ 454.69
    $ 454.69
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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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    $ 1,014.99
    $ 1,014.99 - $ 1,014.99
    $ 1,014.99
    $ 811.99
    $ 811.99 - $ 811.99
    $ 811.99

    Foster FF32S-24, 1-1/4" Flat Face Hydraulic Coupler x 1-1/2" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF32S-24 is a nickel-plated steel 1-1/4" coupler fr...

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    $ 1,014.99
    $ 1,014.99 - $ 1,014.99
    $ 1,014.99
    $ 811.99
    $ 811.99 - $ 811.99
    $ 811.99
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 610.39
    $ 610.39 - $ 610.39
    $ 610.39
    $ 488.29
    $ 488.29 - $ 488.29
    $ 488.29

    Foster FF40P-32, 1-1/2" Flat Face Hydraulic Plug x 2" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF40P-32 is a nickel-plated steel 1-1/2" plug from ...

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    $ 610.39
    $ 610.39 - $ 610.39
    $ 610.39
    $ 488.29
    $ 488.29 - $ 488.29
    $ 488.29
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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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    $ 1,120.59
    $ 1,120.59 - $ 1,120.59
    $ 1,120.59
    $ 896.49
    $ 896.49 - $ 896.49
    $ 896.49

    Foster FF40S-32, 1-1/2" Flat Face Hydraulic Coupler x 2" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF40S-32 is a nickel-plated steel 1-1/2" coupler fr...

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    $ 1,120.59
    $ 1,120.59 - $ 1,120.59
    $ 1,120.59
    $ 896.49
    $ 896.49 - $ 896.49
    $ 896.49
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
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    $ 19.49
    $ 19.49 - $ 19.49
    $ 19.49
    $ 15.59
    $ 15.59 - $ 15.59
    $ 15.59

    Foster FF6P-04, 1/4" Flat Face Hydraulic Plug x 1/4" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF6P-04 is a nickel-plated steel 1/4" plug from the...

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    $ 19.49
    $ 19.49 - $ 19.49
    $ 19.49
    $ 15.59
    $ 15.59 - $ 15.59
    $ 15.59
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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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    $ 255.89
    $ 255.89 - $ 255.89
    $ 255.89
    $ 204.69
    $ 204.69 - $ 204.69
    $ 204.69

    Foster FF6P-04SS, 1/4" Flat Face Hydraulic Plug x 1/4" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF6P-04SS is a 316 stainless steel 1/4" plug from t...

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    $ 255.89
    $ 255.89 - $ 255.89
    $ 255.89
    $ 204.69
    $ 204.69 - $ 204.69
    $ 204.69
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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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    $ 50.59
    $ 50.59 - $ 50.59
    $ 50.59
    $ 40.39
    $ 40.39 - $ 40.39
    $ 40.39

    Foster FF6S-04, 1/4" Flat Face Hydraulic Coupler x 1/4" Female NPT, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF6S-04 is a nickel-plated steel 1/4" coupler from ...

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    $ 50.59
    $ 50.59 - $ 50.59
    $ 50.59
    $ 40.39
    $ 40.39 - $ 40.39
    $ 40.39
    Save 20% Save %
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    Save 20% Save %
    $ 337.29
    $ 337.29 - $ 337.29
    $ 337.29
    $ 269.79
    $ 269.79 - $ 269.79
    $ 269.79

    Foster FF6S-04SS, 1/4" Flat Face Hydraulic Coupler x 1/4" Female NPT, FF Plus Series, 316 Stainless Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF6S-04SS is a 316 stainless steel 1/4" coupler fro...

    View full details
    $ 337.29
    $ 337.29 - $ 337.29
    $ 337.29
    $ 269.79
    $ 269.79 - $ 269.79
    $ 269.79
    Save 20% Save %