61908 Full Ceramic Bearing 40x62x12mm

61908 Full Ceramic Ball Bearing
✔️ Zirconia Ceramic with PTFE Cage

The 61908 full ceramic ball bearing is built for high-performance environments where strength, low friction, and heat resistance are critical. Made entirely from zirconia (ZrO₂) ceramic with a PTFE cage, it’s perfect for applications that demand non-magnetic, corrosion-resistant, and lightweight bearings. Sold as one bearing.

✅ Type: Full ceramic deep groove ball bearing
✅ Inner diameter: 40mm
✅ Outer diameter: 62mm
✅ Width: 12mm
✅ Ball material: Zirconia ceramic (ZrO₂)
✅ Race material: Zirconia ceramic (ZrO₂)
✅ Cage material: PTFE (Polytetrafluoroethylene)
✅ Temperature limit: Up to 180°C / 356°F
✅ Quantity: 1 bearing

💡 Why choose full ceramic ball bearings over steel bearings?
Because they’re built to handle extreme conditions where standard bearings fall short.

• Ceramic bearings resist rust, chemicals, and magnetic interference

• They run lighter and cooler, even at high speeds

• Ideal for medical devices, semiconductor equipment, and aerospace systems

If you need a tough, heat-resistant, and non-magnetic solution, the 61908 full ceramic bearing is ready to deliver long-lasting performance.