Pack Of 30 Full Ceramic 698 ZrO2 Miniature Ball Bearings, 8x19x6 mm, High Precision Ceramic Bearings With PTFE Cage, Ultra Low Friction For Hobby RC, Model Making, Small Machinery, Precision Instruments, CNC Prototypes, Robotics Projects

Small ceramic 698 bearings in a 30-pack - 8x19x6 mm
✔️ 30 full ceramic 698 bearings, 8x19x6 mm size pack of 30

This is a 30-pack of 698 full ceramic miniature ball bearings featuring zirconia ceramic balls and races, with a PTFE cage. Sized 8x19x6 mm, they deliver high hardness, low friction, and excellent wear resistance for precision micro assemblies such as model mechanisms, optics, or CNC micro-spindles.

✅ Inner diameter 8 mm, outer diameter 19 mm, width 6 mm
✅ Ball material Zirconia ceramic (ZrO2) for strength and light weight
✅ Races material Zirconia ceramic (ZrO2) for tight tolerances
✅ Cage material PTFE for smooth operation and low friction
✅ Pack size 30 bearings per total order

💡 What is a small ceramic ball bearing used for in precision miniature equipment?

Ceramics are handy for high-speed, low-friction operation in compact systems. - Low friction and corrosion resistance for precision micro systems - Zirconia ceramic balls and races resist wear and heat - PTFE cages provide smooth rotation in tight spaces