6210RS Bearing 50x90x20 Sealed6210RS Ball Bearings 6210RS Ball Bearing, 6210RS bearings are made from Chrome Steel, 6210RS bearing are closed with rubber seals to protect the bearing from dust or any possible contamination, 6210RS is self lubricated bearings,6210RS bearings are already greased. Dimensions: 50*90*20 mm Metric Dynamic load rating Cr: 35,000 N Static load rating Cor: 23,200 N Limiting Speed: Grease Lubrication: 4,800 RPM ID (inner diameter) Bore=50mm OD (outer