Full Ceramic Ball Bearing Zirconia ZrO2 Five Eighths Inch Bore One And Three Eighths Inch Outer Diameter Seven Sixteenths Inch Width Model 99502-2RS High Precision Ceramic Bearing For Industrial And Commercial Applications
✔️ I.D. 5/8 in (15.875 mm), O.D. 1-3/8 in (34.925 mm), width 7/16 in (11.113 mm), zirconia ceramic
This full ceramic ball bearing uses zirconia balls and ceramic races to deliver extreme hardness and chemical resistance for demanding equipment. It's a popular choice in aerospace, medical devices, chemical processing, and precision automation where clean, low-friction rotation is needed.
✅ I.D. 5/8 in (15.875 mm), O.D. 1-3/8 in (34.925 mm), width 7/16 in (11.113 mm)
✅ Cage: PTFE (white) for low friction and clean operation
✅ Balls: Zirconia ceramic (ZrO2) for high hardness and corrosion resistance
✅ Races: Zirconia ceramic for stable tolerances and wear resistance
✅ Seals: PTFE covers with 2RS style protection
💡 What is a sealed full ceramic bearing used for in precision machinery? This handy overview explains why it's a solid pick for tough environments. - High resistance to corrosion in chemical plants and medical devices - Low friction for smooth, quiet operation on fast shafts - Long service life with inert ceramic components - Easy to replace in standard housings and shafts