Ceramic Si3N4 ABEC 5 Sealed Ball Bearing 40x62x12mm With Grease Lubrication And Rubber Seals, Deep Groove For High Speed Applications, 6908-2RS Precision Bearing With Chrome Steel Races

Ceramic Si3N4 sealed ball bearing 40x62x12mm, ABEC 5, single
✔️ 6908-2RS sealed bearing with ceramic balls, grease, 40x62x12

This is a sealed ceramic ball bearing designed for high-speed, low-friction rotation in precision machinery, robotics, and CNC equipment. The unit features Si3N4 ceramic balls and ABEC-5 precision, with rubber seals to keep lubricant in and contaminants out.

✅ Bore: 40 mm
✅ Outer diameter: 62 mm
✅ Width: 12 mm
✅ Ball material: Ceramic Si3N4
✅ Seal type: Rubber 2RS
✅ Lubrication: Grease
✅ Precision: ABEC-5
✅ Type: Deep groove ball bearing

💡 What is a sealed ball bearing used for in general machinery?

These bearings are handy for reducing friction and protecting rotating parts in a wide range of equipment.

- They are handy for motors, conveyors, automation gear, and hobby projects. - They fit compact spaces and handle radial loads well. - They protect lubrication and keep contaminants out, extending bearing life.