Sealed Ceramic Ball Bearing 5x9x3 Mm Zirconia Full Ceramic Miniature Bearing For Precision Applications With Low Friction High Rigidity And Corrosion Resistance Lightweight And Durable For Industrial And Medical Use

High-Precision Ceramic Sealed Bearing 5x9x3mm Zirconia
✔️ 5 mm ID, 9 mm OD, 3 mm width; single-piece ceramic zirconia bearing

This full ceramic sealed bearing uses zirconia components for zero metal contact in the bearing race and balls, delivering excellent corrosion resistance and electrical insulation. It is commonly used in precision instruments, compact robotics, medical devices, and other environments where reliability and cleanliness matter.

✅ Ball material: Zirconia ceramic (ZrO2) for durability and low friction
✅ Cage material: PTFE for smooth operation and low wear
✅ Closures: PTFE covers (white) for protection
✅ Races: Zirconia ceramic for stiffness and corrosion resistance
✅ Dimensions: 5x9x3 mm (ID 5, OD 9, width 3)
✅ Quantity: 1 bearing in this pack

💡 What is a ceramic sealed bearing best used for in precision machines? handy in tight spaces and clean environments where metal shavings matter practical for high temperature or corrosive settings because ceramic is nonreactive reduces electrical interference since ceramic is non conductive offers low friction and long life in compact assemblies