Deep groove ball bearings - 6308-2Z Basic dynamic load rating, C, 42.3, kN. Basic static load rating, C0, 24, kN. Fatigue load limit, Pu, 1.02, kN. Reference speed, 17000, r/min. Limiting speed, 8500 NSK 6308 Deep Groove Ball Bearing, Single Row, OpenNSK 6308 Deep Groove Ball Bearing, Single Row, Open, Pressed Steel Cage, Normal Clearance, Metric, 40mm Bore, 90mm OD, 23mm Width, 7500rpm 
6308-2RS Premium 6308 2rs seal bearing 6308  - Amazon6308-2RS Premium 6308 2rs seal bearing 6308 ball bearings 6308 RS ABEC3: Flange Block Bearings: Amazon.com: Industrial & Scientific6308-2RS 6308-ZZ Radial Ball Bearing 40X90X23TBBS only sells the highest quality radial ball bearings produced by high standard factories.  The 6308-2RS and 6308-ZZ is a 40mm ball bearing that is found in many applications. The 6308-2RS ball bearing has two contact rubber seals one on each side of the ball bearingSKF - 6308 JEM - Motion IndustriesRadial/Deep Groove Ball Bearing - Round Bore, 40 mm ID, 90 mm OD, 23 mm Width, Open, Internal Clearance: C3. Deep groove ball bearings are used in a particularly wide variety of applications.  Radial/Deep Groove Ball Bearing - Round Bore, 40 mm ID, 90 mm OD, 23 mm Width, Open