Full Ceramic Sealed Bearing 30x42x7mm Si3N4 Silicon Nitride With Rubber Seals 6806-2RS High Precision Low Friction Ball Bearing For Industrial Machinery And Robotics Suitable For Precision Applications In CNC Machines Robotics And Medical Equipment

Si3N4 Ceramic Sealed Bearing 30x42x7mm, 6806-2RS
✔️ 30x42x7 mm single 6806-2RS ceramic bearing, rubber seals, PTFE cage

6806-2RS is a full ceramic sealed bearing built for high-precision, high-speed applications. It uses Si3N4 ceramic balls and inner/outer races, a PTFE cage, and rubber seals to keep out dust and maintain lubricant. Commonly used in robotics, CNC machinery, medical devices, and other demanding equipment.

✅ Inner diameter 30 mm, outer diameter 42 mm, width 7 mm
✅ Balls: Si3N4 ceramic
✅ Races: Si3N4 ceramic
✅ Cage: PTFE
✅ Seals: rubber (2x)
✅ Pack: 1 bearing

💡 What is a ceramic sealed bearing used for in precision machinery?

These handy bearings handle tough conditions with steady performance.

- high-speed, low-friction operation with sealed ball bearing - corrosion resistance and wear reduction from ceramic components - long service life in challenging environments - easy maintenance and contamination protection with dual rubber seals