Pack Of Thirty 6801-2RS Full Ceramic ZrO2 Ball Bearings 12 By 21 By 5 mm Inner Outer Width For Industrial Applications High Precision Low Friction Sealed Bearings Ideal For Precision Machinery Robotics CNC Automation And Medical Equipment

This full ceramic bearing set uses zirconia (ZrO2) races and balls with a PTFE cage, delivering high rigidity, low friction, and excellent wear resistance. Ideal for precision machinery, robotics, medical devices, and environments where non-metallic, non-magnetic bearings are preferred.

✅ 12x21x5 mm size (ID 12 mm, OD 21 mm, width 5 mm)
✅ 6801-2RS full ceramic bearing with zirconia races and balls
✅ PTFE cage for smooth operation and long life
✅ Pack of 30 bearings with 2RS sealed design for protection

💡 What is a full ceramic ball bearing used for in precision machinery? This handy guide explains common uses and benefits.
- Handy for robotics and CNC where non-metallic components improve cleanliness
- Low friction and high rigidity support precise motion
- Non-magnetic and corrosion resistant for challenging environments
- Suitable for medical equipment and food-processing lines that require metal-free bearings