Full Ceramic Ball Bearing 20x42x8mm, 16004 Zirconia Oxide Bearing For High-Speed, Low-Friction Performance, Lightweight And Corrosion-Resistant, Precision Industrial Bearing Ideal For Machinery, Automotive, And Equipment

This is a single 16004 full ceramic ball bearing (20x42x8 mm) made from zirconia oxide with a PTFE cage. It’s commonly used in precision machinery and high-temperature or clean environments where low friction and corrosion resistance matter.

✅ Bore/ID: 20 mm, OD: 42 mm, width: 8 mm
✅ Material: zirconia oxide ceramic balls and races; PTFE cage
✅ Temperature rating: up to 180 C (356 F)
✅ Pack: 1 bearing per order
✅ Non-magnetic and corrosion-resistant

💡 What is a full ceramic bearing used for in precision machinery? This handy guide explains typical uses and benefits. - High temperature tolerance and non-magnetic operation for electronics and medical devices. - Low-friction performance reduces wear and extends service life in moving parts. - Lightweight ceramic reduces inertia in precision drive systems. - Corrosion resistance makes it ideal for harsh or cleaning-intensive environments.