Precision Grade Full Ceramic ZrO2 6904-2RS Ball Bearings 20x37x9mm Pack Of 30 Shielded Sealed Ceramic Bearings High Load Low Friction For Industrial Machinery Robotics Automation And Precision Instrumentation

Sealed full-ceramic 6904-2RS bearings, 20x37x9mm
✔️ 20x37x9 mm, ZrO2 ceramic bearings, PTFE cage, pack of 30

These are full ceramic ball bearings designed for smooth, low-friction operation in precision equipment, robotics, automation lines, and test rigs. They resist corrosion and maintain precision at high speeds.

✅ Inner diameter: 20 mm
✅ Outer diameter: 37 mm
✅ Width: 9 mm
✅ Material: Zirconia ceramic (ZrO2) balls
✅ Cage: PTFE
✅ Seal: 2RS double rubber seals

💡 What is a pillow block bearing used for in industrial setups?

These handy bearings support rotating shafts in fixed housings, keeping alignment and reducing maintenance in a variety of machines. - supports rotating shafts in fixed housings for alignment - handy in conveyors, automation lines, robotics, and CNC machines - works with sealed and ceramic variants for harsh environments - reduces maintenance with low friction and long life