30 Pack 685 Full Ceramic ZrO2 Miniature Ball Bearings 5x11x5mm With PTFE Cage 5mm ID 11mm OD 5mm Width High Precision Micro Bearings For Robotics Electronics And Small Machinery
✔️ 30 bearings batch: 5x11x5mm, full ceramic zirconia
These full ceramic miniature bearings use zirconia balls and zirconia races with a PTFE cage, delivering non-magnetic, corrosion-resistant performance in compact motion systems like drones, hobby CNC rigs, robotics, and precision lab gear. They function as sealed ball bearing options in tight spaces.
✅ Inner diameter 5 mm
✅ Outer diameter 11 mm
✅ Width 5 mm
✅ Balls: Zirconia ceramic (ZrO2)
✅ Races: Zirconia ceramic (ZrO2)
✅ Cage: PTFE (Polytetrafluoroethylene)
✅ Bearing type: full ceramic miniature 685
✅ Pack size: 30 bearings
✅ Great for linear slide unit applications
💡 What is a full ceramic zirconia ball bearing used for in precision machinery?
These handy bearings are picked for high-speed, dry-running operation and corrosion-prone settings.
- high-speed, low-friction operation for precision drives
- corrosion resistance and chemical inertness for harsh environments
- lightweight, non-magnetic option for sensitive equipment