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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
    €2,95 - €2,95
    €2,95
    €2,95 - €2,95
    €2,95

    Foster 12FFPDC, 1/2" FF Plus Plug Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1/2" FF Plus flat-face couplers clean and protected. The Foster 12FFPDC PVC dust cap shields the flat sealing face from dirt and debris w...

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    €2,95 - €2,95
    €2,95
    €2,95 - €2,95
    €2,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €2,95 - €2,95
    €2,95
    €2,95 - €2,95
    €2,95

    Foster 12FFSDC, 1/2" FF Plus Socket Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1/2" FF Plus flat-face couplers clean and protected. The Foster 12FFSDC PVC dust cap shields the flat sealing face from dirt and debris w...

    View full details
    €2,95 - €2,95
    €2,95
    €2,95 - €2,95
    €2,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95

    Foster 16FFPDC, 5/8" FF Plus Plug Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 5/8" FF Plus flat-face couplers clean and protected. The Foster 16FFPDC PVC dust cap shields the flat sealing face from dirt and debris w...

    View full details
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95

    Foster 16FFSDC, 5/8" FF Plus Socket Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 5/8" FF Plus flat-face couplers clean and protected. The Foster 16FFSDC PVC dust cap shields the flat sealing face from dirt and debris w...

    View full details
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95

    Foster 19FFPDC, 3/4" FF Plus Plug Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 3/4" FF Plus flat-face couplers clean and protected. The Foster 19FFPDC PVC dust cap shields the flat sealing face from dirt and debris w...

    View full details
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95

    Foster 19FFSDC, 3/4" FF Plus Socket Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 3/4" FF Plus flat-face couplers clean and protected. The Foster 19FFSDC PVC dust cap shields the flat sealing face from dirt and debris w...

    View full details
    €3,95 - €3,95
    €3,95
    €3,95 - €3,95
    €3,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €4,95 - €4,95
    €4,95
    €4,95 - €4,95
    €4,95

    Foster 25FFPDC, 1" FF Plus Plug Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1" FF Plus flat-face couplers clean and protected. The Foster 25FFPDC PVC dust cap shields the flat sealing face from dirt and debris whe...

    View full details
    €4,95 - €4,95
    €4,95
    €4,95 - €4,95
    €4,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €4,95 - €4,95
    €4,95
    €4,95 - €4,95
    €4,95

    Foster 25FFSDC, 1" FF Plus Socket Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1" FF Plus flat-face couplers clean and protected. The Foster 25FFSDC PVC dust cap shields the flat sealing face from dirt and debris whe...

    View full details
    €4,95 - €4,95
    €4,95
    €4,95 - €4,95
    €4,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €1,95 - €1,95
    €1,95
    €1,95 - €1,95
    €1,95

    Foster 6FFPDC, 1/4" FF Plus Plug Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1/4" FF Plus flat-face couplers clean and protected. The Foster 6FFPDC PVC dust cap shields the flat sealing face from dirt and debris wh...

    View full details
    €1,95 - €1,95
    €1,95
    €1,95 - €1,95
    €1,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €1,95 - €1,95
    €1,95
    €1,95 - €1,95
    €1,95

    Foster 6FFSDC, 1/4" FF Plus Socket Dust Cap, FF Plus Series, PVC

    In stock

    Keep your 1/4" FF Plus flat-face couplers clean and protected. The Foster 6FFSDC PVC dust cap shields the flat sealing face from dirt and debris wh...

    View full details
    €1,95 - €1,95
    €1,95
    €1,95 - €1,95
    €1,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €91,95 - €91,95
    €91,95
    €91,95 - €91,95
    €91,95

    Foster FF10CUPP-06, 3/8" Flat Face Connect-Under-Pressure Hydraulic Plug x 3/8" 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 FF10CUPP-06 is a nickel-plated steel 3/8" plug from...

    View full details
    €91,95 - €91,95
    €91,95
    €91,95 - €91,95
    €91,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €91,95 - €91,95
    €91,95
    €91,95 - €91,95
    €91,95

    Foster FF10CUPP-08, 3/8" Flat Face Connect-Under-Pressure Hydraulic Plug x 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 FF10CUPP-08 is a nickel-plated steel 3/8" plug from...

    View full details
    €91,95 - €91,95
    €91,95
    €91,95 - €91,95
    €91,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €15,95 - €15,95
    €15,95
    €15,95 - €15,95
    €15,95

    Foster FF10P-06, 3/8" Flat Face Hydraulic Plug x 3/8" 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 FF10P-06 is a nickel-plated steel 3/8" plug from th...

    View full details
    €15,95 - €15,95
    €15,95
    €15,95 - €15,95
    €15,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €195,95 - €195,95
    €195,95
    €195,95 - €195,95
    €195,95

    Foster FF10P-06SS, 3/8" Flat Face Hydraulic Plug x 3/8" 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 FF10P-06SS is a 316 stainless steel 3/8" plug from ...

    View full details
    €195,95 - €195,95
    €195,95
    €195,95 - €195,95
    €195,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €18,95 - €18,95
    €18,95
    €18,95 - €18,95
    €18,95

    Foster FF10P-08, 3/8" Flat Face Hydraulic Plug x 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 FF10P-08 is a nickel-plated steel 3/8" plug from th...

    View full details
    €18,95 - €18,95
    €18,95
    €18,95 - €18,95
    €18,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €223,95 - €223,95
    €223,95
    €223,95 - €223,95
    €223,95

    Foster FF10P-08SS, 3/8" Flat Face Hydraulic Plug x 1/2" 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 FF10P-08SS is a 316 stainless steel 3/8" plug from ...

    View full details
    €223,95 - €223,95
    €223,95
    €223,95 - €223,95
    €223,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €23,95 - €23,95
    €23,95
    €23,95 - €23,95
    €23,95

    Foster FF10P-75ORB, 3/8" Flat Face Hydraulic Plug x 3/4"-16 ORB, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF10P-75ORB is a nickel-plated steel 3/8" plug from...

    View full details
    €23,95 - €23,95
    €23,95
    €23,95 - €23,95
    €23,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €42,95 - €42,95
    €42,95
    €42,95 - €42,95
    €42,95

    Foster FF10S-06, 3/8" Flat Face Hydraulic Coupler x 3/8" 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 FF10S-06 is a nickel-plated steel 3/8" coupler from...

    View full details
    €42,95 - €42,95
    €42,95
    €42,95 - €42,95
    €42,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €321,95 - €321,95
    €321,95
    €321,95 - €321,95
    €321,95

    Foster FF10S-06SS, 3/8" Flat Face Hydraulic Coupler x 3/8" 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 FF10S-06SS is a 316 stainless steel 3/8" coupler fr...

    View full details
    €321,95 - €321,95
    €321,95
    €321,95 - €321,95
    €321,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €41,95 - €41,95
    €41,95
    €41,95 - €41,95
    €41,95

    Foster FF10S-08, 3/8" Flat Face Hydraulic Coupler x 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 FF10S-08 is a nickel-plated steel 3/8" coupler from...

    View full details
    €41,95 - €41,95
    €41,95
    €41,95 - €41,95
    €41,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €349,95 - €349,95
    €349,95
    €349,95 - €349,95
    €349,95

    Foster FF10S-08SS, 3/8" Flat Face Hydraulic Coupler x 1/2" 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 FF10S-08SS is a 316 stainless steel 3/8" coupler fr...

    View full details
    €349,95 - €349,95
    €349,95
    €349,95 - €349,95
    €349,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €52,95 - €52,95
    €52,95
    €52,95 - €52,95
    €52,95

    Foster FF10S-75ORB, 3/8" Flat Face Hydraulic Coupler x 3/4"-16 ORB, FF Plus Series, Nickel-Plated Steel

    In stock

    Premium flat-face hydraulic connections that stay clean and lose virtually no fluid. The Foster FF10S-75ORB is a nickel-plated steel 3/8" coupler f...

    View full details
    €52,95 - €52,95
    €52,95
    €52,95 - €52,95
    €52,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €102,95 - €102,95
    €102,95
    €102,95 - €102,95
    €102,95

    Foster FF12CUPP-08, 1/2" Flat Face Connect-Under-Pressure Hydraulic Plug x 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 FF12CUPP-08 is a nickel-plated steel 1/2" plug from...

    View full details
    €102,95 - €102,95
    €102,95
    €102,95 - €102,95
    €102,95
  • Foster FHS4M4B-103, 1/2" Snap-Tite H Interchange Coupler x 1/2" Male NPT, FH Series, EPDM Seal, Brass
    €102,95 - €102,95
    €102,95
    €102,95 - €102,95
    €102,95

    Foster FF12CUPP-12, 1/2" Flat Face Connect-Under-Pressure Hydraulic Plug x 3/4" 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 FF12CUPP-12 is a nickel-plated steel 1/2" plug from...

    View full details
    €102,95 - €102,95
    €102,95
    €102,95 - €102,95
    €102,95