Disc Couplings


Thomas Disc Couplings and flexible disc packs are engineered for infinite life and optimized for motor, engine and turbine-driven applications. Rexnord’s experience and dedication to conservative design standards ensure customers the maximum reliability on the most critical power train systems. Our engineers also work with customers to accommodate unique system operating characteristics.


  • Allows for visual inspection and easy replacement of disc packs and center members
  • Zero backlash, low restoring forces, electrically insulated designs
  • More than 25 sizes
  • 18 engagement, disconnect, brake and shear pin options
  • Up to 15.5 inches (394 mm) bore capacity
  • Up to 3,390,000 in-lb (383,019 Nm) torque capacity
  • Up to 36,000 rpm
  • Meets API 671 or API 610 specifications