Full Ceramic Si3N4 Ball Bearing 4x16x5 Miniature Pack Of 20 High Speed Low Friction Bearings For Robotics CNC Precision Equipment And Industrial Machinery Applications Ideal For High Speed Spindles Automation And Medical Equipment
✔️ Bore 4 mm, OD 16 mm, width 5 mm; Si3N4 ceramic, 20 pcs
This compact full ceramic bearing uses Si3N4 balls and races with a PTFE cage, ideal for precision machinery in robotics, micro gear applications, and compact assemblies exposed to heat, moisture, or dust.
✅ Inner diameter 4 mm, outer diameter 16 mm, width 5 mm
✅ Material: Si3N4 ceramic balls and races, PTFE cage
✅ Full ceramic construction for corrosion resistance and high temp
✅ Pack size: 20 bearings per order
💡 What is a ceramic bearing used for in precision machines? A handy answer: Ceramic bearings excel in tough settings. - Low friction and high stiffness improve accuracy - Non-magnetic and lightweight for sensitive gear - Great corrosion and heat resistance for harsh environments - Long service life with Si3N4 balls and PTFE cage