30-Pack Full Complement Full Ceramic 637 ZrO2 Miniature Ball Bearings 7x26x9mm No Cage High-Precision Bulk Set For Precision Machinery And Hobby Projects Suited For Robotics And CNC

These miniature bearings use full ceramic zirconia components, delivering high hardness, low friction, and excellent corrosion resistance. Ideal for precision gearboxes, lab equipment, and medical devices where non-metallic parts are key.

✅ Inner diameter 7 mm
✅ Outer diameter 26 mm
✅ Width 9 mm
✅ Material: Zirconia ceramic (ZrO2) balls
✅ Cage: None (full complement)
✅ Pack size: 30 bearings

💡 What is a ceramic bearing used for in precision machinery? These handy parts provide clean, non-conductive performance in tight spaces. - High-speed and precise motion control in spindles and robotics - Non-magnetic and corrosion-resistant for MRI rooms and electronics - Long service life in demanding environments