NTN Deep Groove Ball Bearings , 6324 Series_19^213 Bore Type Round Bore Diameter Bore Type Round Bore Diameter 55 mm Outside Diameter 100 mm Overall Width 21 mm Closure Type Double Shielded Row Type & Fill Slot Single Row Non Fill Slot Snap Ring Included Without Snap Ring Internal Clearance CN Operating Temperature Range 40 to 250 ºF Cage Type Pressed Dynamic Load Capacity 10790 lbf Static Load Capacity 6550 lbf Precision Rating ISO Class 0 Seal Type None Finish Coating Uncoated Bearing Material High Carbon Chrome Steel Cage Material Steel Inner Ring Width 0 Reduction of the risk of injury by increasing the hand working space