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5209 Nachi Ball Bearing
✅ Lubrication: Greased (SRL) and self-lubricated
the NU224EG inner diameter is 120mm
High-performance grease for long life and low noise
✅ Full zirconia ceramic balls and races (ZrO₂)
7903 Angular Contact Full Ceramic Ball Bearing 17x30x7mm dust proof 5209 Nachi Ball Bearing7903 Full Ceramic Angular Contact Bearing 17mm ID 30mm OD 7mm Wide ZrO Ceramic 1 Bearing The 7903 full ceramic angular contact bearing is made entirely from Zirconium Oxide (ZrO), offering exceptional corrosion resistance, thermal stability, and low friction performance. With a PTFE or PEEK cage and a compact size, it's ideal for high speed, chemically exposed, or ultra clean applications like lab automation, food grade equipment, and precision
