Pack Of 30 6904 Full Complement Ceramic Ball Bearings In ZrO2 20x37x9mm For High Precision Low Friction Performance In Industrial Machinery And Applications Requiring Corrosion Resistant Durable Ceramic Bearings

30-Pack 6904 Full Ceramic Ball Bearings in ZrO2 20x37x9mm
✔️ 30 pieces, 20x37x9 mm full ceramic ZrO2 bearings in pack

These 6904 full complement ceramic bearings use Zirconia (ZrO2) balls and ceramic races to deliver low friction, high stiffness, and corrosion resistance. They’re ideal for precision equipment, robotics, and heavy-duty machinery.

✅ ID 20 mm; OD 37 mm; width 9 mm
✅ Material: Zirconia (ZrO2) ceramic balls; ceramic races; no cage
✅ Full complement design for higher load capacity
✅ Pack size: 30 bearings in this batch

💡 What is a ceramic ball bearing used for in high-precision machinery? This handy answer explains typical uses.

- Reduces friction and wear in high-speed, clean environments - Provides higher stiffness and longer service life compared to steel bearings - Resists corrosion and contamination in challenging industrial settings