FFC Series

Replacement cartridge couplers for the Faster 4BD4FH/4BD4FI

AKJia’s FFC Series is a replacement flat-face cartridge coupler for the Faster 4BD4FH and 4BD4FI blocks. The FFC Series is designed for the quick changeover of hydraulic attachments for skid steer loaders, compact loaders, backhoe loaders, and compact utility vehicles. The female coupler features an internal decompression solution (Patent pending) that enables the coupler to always be depressurized when disconnected, whilst the male coupler has built-in connect under-pressure functionality.


  • Carbon steel with trivalent plating as default
  • Carbon steel with zinc-nickel plating option (1200 hours with no red rust in salt spray tests
  • Currently available in size 1/2 body
  • Fitted with Nitrile seals – NBR (Viton seals – FKM available)
Datasheet Inquiry
FFC Series Replacement cartridge couplers for the Faster 4BD4FH/4BD4FI


  • Internal design allows the female half to always be depressurized when disconnected
  • Male has built-in connect under pressure functionality
  • Couplers are flat face and are designed to the ISO 16028 Standard
  • Low profile coupler design minimizes side loading
  • Low cost replacement couplers


  • Quick changeover of construction equipment attachments
  • Skid steer loaders
  • Track loaders
  • Excavators
  • Compact loaders
  • Utility vehicles
FFC dimensions new


The 4BD[4FH] series parts are used on Bobcat Skid Steers and many other brands like CAT, CNH, Gehl, etc.

FFI/FI – Old Series
KIT4FI12F – Standard Replacement Female Coupler (Bobcat Part # 6680018)
KIT4FI12M – Standard Replacement Male Coupler (Bobcat Part # 6679837)

FFH/FH – New Series
KIT4FSH08F – Replacement Female with Kidney Latching (Bobcat Part # 7246802)
KIT4FH08M – Standard Replacement Male Coupler (Bobcat Part # 7246799)

ISO 16028 -2023

Available Seals and Temperature Range

All carbon steel products have Nitrile Butadiene Rubber (NBR) seals fitted as standard. All stainless steel products have Fluoro-elastomer Rubber (Viton®) (FKM) seals fitted as standard. Special seal materials are available on request.

Abbreviation Trade Name Chemical Name Min. Temp Max. Temp
NBR, XNBR Chemigum®,  Hycar8,  Breon®,  Butakon®, Butacril®, Buna-N®, Perbunan®, Paracril®, Krynac®, Europrene-N®, Nipol® Nitrile Butadiene Rubber
Carboxylated Nitrile Rubber
-40ºC (-40ºF) 106ºC (223ºF)
FKM(FPM) Dai-el®, Fluorel®, Tecnoflon®, Viton® Fluoro-elastomer Rubber -20ºC (-4ºF) 200ºC (392ºF)
EPR, EPDM Buna-AP®, Dufral®, Epsyn®, Nordel®, Epcar8, Keltan®, Royalene®, Polysar-EPDM® Ethylene Propylene Copolymer
Ethylene Propylene Terpolymer
-50ºC (-58ºF) 120ºC (248ºF)
FVMQ Silastic 1S®, FSE® Fluorosilicone Rubber -65ºC (-85ºF) 170ºC (338ºF)
FFKM Perlast®, Kalrez®, Chemraz®, Kaflon® Perfluoroelastomer -25ºC (-13ºF) 300ºC (572ºF)