Pack Of 4 Full Ceramic Ball Bearings 6208-2RS Si3N4 Sealed 40x80x18mm High Precision Ceramic Bearings For Smooth, Low Friction Performance With Durable Inner And Outer Races Ideal For Precision Machinery

Four-Pack 6208-2RS Ceramic Ball Bearings 40x80x18mm
✔️ Sealed ceramic 6208-2RS with Si3N4 races and PTFE cage, 4-pack

These full ceramic bearings use Si3N4 ceramic balls and races with a PTFE cage. They’re ideal for high-speed or demanding environments such as robotics, CNC machines, and precision equipment where low friction and corrosion resistance matter.

✅ Bearing type: full ceramic ball bearing
✅ Inner diameter: 40 mm
✅ Outer diameter: 80 mm
✅ Width: 18 mm
✅ Material: Si3N4 ceramic races and balls; PTFE cage
✅ Seal: 2RS sealed; pack size: 4 bearings

💡 What is a ceramic ball bearing used for in precision equipment? They’re handy in high-speed, clean environments where reliability matters. - Low friction and reduced wear for spindle life - Non-magnetic and corrosion-resistant for sensitive tools - Long service life in harsh temps and dusty settings