CSK25PP Sprag Clutch One Way Bearing Keyway Freewheel Clutch Bearing 25 * 52 * 15mm, High Hardness, Smooth Engagement, Long Relubrication Interval

CSK25PP Sprag Clutch Bearing 25x52x15mm - single unit, high hardness
✔️ One-way sprag clutch with keyway, smooth engagement, long relubrication

The CSK25PP sprag clutch bearing is a compact one-way drive unit with a built-in keyway, designed for reliable overrunning protection in textile, printing, automotive, and household machinery. Pack size: 1 piece.

Bore	25 mm (1.00 in)
Outer diameter	52 mm (2.05 in)
Width	15 mm (0.59 in)

✅ High hardness bearing steel for heavy-load durability
✅ Ample grease storage extends relubrication intervals
✅ Keyway provides secure mounting and precise alignment
✅ Smooth engagement reduces wear and extends driveline life

💡 What is a sprag clutch bearing used for in mechanical drives?

In simple terms, a sprag clutch allows torque flow in one direction while preventing backdrive in the opposite direction, protecting gears, belts, and shafts in dynamic assemblies.

- Overrunning protection in textile, printing, automotive, and household machinery - Handy for systems needing automatic one-way engagement - Improves drivetrain life by minimizing reverse torque and wear - Easy mounting with a built-in keyway for precise alignment