30 Pack Full Complement Ceramic Ball Bearings 6004 ZrO2 20x42x12mm Zirconia Ceramic Bearings For High-Load Low-Friction Performance In CNC Precision Machinery Robotics Linear Guides And Hobby Projects

30-Pack Ceramic 6004 ZrO2 Ball Bearings 20x42x12mm
✔️ 30 pcs, full ceramic (ZrO2), 20x42x12mm, sealed bore

These are full-complement ceramic ball bearings sized 20 mm ID, 42 mm OD, and 12 mm wide. This 30-pack is ideal for low-friction, high-speed applications in robotics, conveyors, and precision machinery.

✅ Inner diameter: 20 mm
✅ Outer diameter: 42 mm
✅ Width: 12 mm
✅ Material: Zirconia ceramic (ZrO2)
✅ Cage: None (full-complement)
✅ Type: 6004 full-complement ceramic bearing
✅ Pack size: 30 bearings per lot

💡 À quoi sert un palier à semelle dans les machines et équipements industriels ?

These handy bearings provide stable, right-angle support for rotating shafts in machinery. - They support rotating shafts with reliable alignment in equipment - Handy in conveyors, motors, and automation systems - Ceramic variants reduce friction and wear for longer life - They’re easy to replace and service during maintenance cycles