SKF Radial/Deep Groove Ball Bearing | Part # 6304 NRJEM Deep groove ball bearings are used in a particularly wide variety of applications Consequently, they are available in many executions and sizes Open Bearing: Prefix designation Null Sealed on Both Sides: Prefix designation 2RS Shielded on Both Sides: Prefix designation 2Z Snap Ring Groove: Prefix designation NR Specification: Bore Diameter: 20 mm Static Load Capacity: 7. kN Outside Diameter: 52 mm Precision Rating: ABEC 3 (ISO Class 6) Overall Width: 15 mm Finish/Coating: Uncoated Bore Type: Round Cage Material: Steel Closure Type: Open Outer Ring Width: 15 mm Row Type & Fill Slot: Single Row Non-Fill Slot Fillet Radius: 1 mm Snap Ring Included: With Snap Ring Maximum rpm: 19000 RPM Internal Clearance: C3 Series: 63 Dynamic Load Capacity: 16. kN