CSK40P-2RS One-Way Bearing Sealed Sprag Freewheel Clutch Bearing inner Ring Key-way

CSK40P-2RS One-Way Clutch Bearing
✔️ Sealed Freewheel with Key-Way, 40mm Bore

The CSK40P-2RS is a one-way sprag clutch bearing with a 40mm inner diameter and a built-in key-way for secure shaft connection. Fully sealed and ready to roll, it’s perfect for indexing, backstopping, or overrunning systems in motors, conveyors, or gear drives.

✅ Inner diameter: 40mm
✅ Outer diameter: 80mm
✅ Width: 27mm
✅ One key-way on the inner ring for positive torque transfer
✅ Sealed on both sides to keep grease in and debris out
✅ Sprag-type one-way clutch design
✅ Torque rating: 7 N·m
✅ Sold as one bearing per pack

Dimensions (mm):

💡 What is a sealed one-way sprag clutch bearing used for?
These bearings are built for directional control and mechanical locking.

• Allows shaft rotation in one direction, blocks the other

• Great for backstop and overrun applications in electric motors

• Internal sprags engage instantly under load

• Key-way adds extra grip in high-torque setups

This bearing's got one job-keeping motion moving only where you want it. Snag one today and keep your drive systems running sharp!