Angular Contact Full Ceramic Bearing 17x40x12mm 7203 High Precision Ball Bearing With Ceramic Cage For Reduced Friction And Long Life, Suitable For High Speed And Harsh Environments

This is a full ceramic angular contact ball bearing built with zirconium oxide ceramic balls and ceramic inner and outer races. The PTFE cage reduces friction, making it ideal for high-speed, dry, or clean-room environments. Pack: 1 bearing.

✅ Inner diameter: 17 mm
✅ Outer diameter: 40 mm
✅ Width: 12 mm
✅ Cage: PTFE
✅ Balls: ZrO2 ceramic
✅ Races: ZrO2 ceramic
✅ Max temp: 180 C

💡 What is a full ceramic angular contact bearing used for in high-speed machinery?

Handy for precision, high-speed applications in clean environments.

- Common in CNC spindles, manufacturing tooling, and medical devices

- Low friction, non-magnetic, and corrosion resistant performance

- Lightweight ceramic design reduces stress on supports