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  • SC4 6-pin standard
  • Independent torsion springs
  • Fast and easy installation
  • Clutch function standard
  • Removable through bolt
  • Panic proof (inside always free)
  • Concealed Mounting Screws

FC Series: Lock with standard cylinder or no cylinder

FK Series: Lock with interchangeable core design (interchangeable core sold separately)

FSE Series: Electrified – Failure Secure



Door Fitting 1-3/8″ ~ 2″ door thick. Factory preset at 1-3/4″. Thru-bolt CTC: 2-3/4″
Exposed Trim Wrought brass. Pressure cast zinc lever
Lock Chassis Heavy gauge dichromated steel. Zinc dichromated for corrosion resistance
Cylinder Solid brass SC4 6-pins standard. KW1 5-pins optional
Latch UL listed, 1/2″ throw, 7/8″ dia. stainless steel latch bolt
1-1/8″ X 2-1/4″ faceplate
Floating latch design fits both flat or beveled doors 1/8″ in 2″
Strike ASA strike standard (9109). T-Strike optional (9106)
Handing Universal, non-handing
Screws Combination screws for both metal and wood doors
Keys 2 brass keys per set. Key as requested (KA, KD, MCK, MK, GMK)
IC Core Model: 500FK-CT and 500FK-SD
SFIC compatible with BEST profile 6-pins and 7-pins
Electrified Model: 500FSE
Failure Secure Type, Input DC-12V/ 24V