4x10mm Full Si3N4 Ceramic Ball Bearing - 4x10x3mm - Miniature

4x10mm Full Ceramic Ball Bearing
✨ 4x10x3mm - Si3N4 Silicon Nitride - Miniature Precision

This full ceramic ball bearing is crafted entirely from premium Si3N4 silicon nitride for superior performance in high-speed, high-temperature, or corrosive environments. With a 4mm bore and PTFE cage, it's ideal for precision instruments, medical devices, and cleanroom applications where metal bearings fall short.

🟢 Size: 4mm ID x 10mm OD x 3mm Wide
🟢 Type: Full ceramic miniature bearing
🟢 Balls: Si3N4 ceramic (silicon nitride)
🟢 Races: Si3N4 ceramic inner and outer rings
🟢 Cage: PTFE (Polytetrafluoroethylene) for low friction and chemical resistance
🟢 Quantity: 1 bearing