30 Pack Full Ceramic Ball Bearings 5x11x5mm ZrO2 6852RS Miniature Bearings With PTFE Cage For High Precision Low Friction Rotation In Hobby RC Robotics Drones Jewelry Cameras And Micro Mechanical Projects

Sealed Full Ceramic 685-2RS Miniature Bearings 5x11x5mm
✔️ Pack of 30 bearings, 5x11x5 mm, zirconia ceramic balls, PTFE cage

These miniature bearings are fully ceramic, featuring zirconia balls and a PTFE cage. They’re designed for high-speed, low-friction performance in precision instruments, lab equipment, and compact robotic joints.

✅ Inner diameter 5 mm, outer diameter 11 mm, width 5 mm
✅ Balls: Zirconia ceramic (ZrO2) for high hardness
✅ Cage: PTFE for low friction and chemical resistance
✅ Pack size: 30 bearings per wholesale lot

💡 What is a ceramic ball bearing used for in precision machinery? This handy component is built for reliable, low-friction motion in compact assemblies. - Low friction operation and high hardness from ceramic balls - Excellent corrosion resistance and moisture tolerance - Suitable for sealed configurations in linear slide units