6306-2RS1/C3WT - SKF Deep Groove Radial Ball Bearings - 30x72x19mm 2311QBL Thanks to its materials

Thanks to its materials

This 3MM9107WICRDUL bearing is a Super Precision Angular Contact Bearing with a 25° Contact Angle and a Phenolic Cage

This 7020CD/P4ADGA bearing is a Super Precision angular contact bearing with a 15° contact angle and a high capacity design

NJ22 18 EC P C3 Two Flanges On Outer Ring

6306-2RS1/C3WT - SKF Deep Groove Radial Ball Bearings - 30x72x19mm 2311QBL Thanks to its materials63 06 2rs1 c3 wt Metric, Medium 30mm Bore Size Rubber Seals on Both Sides of Bearing Steel Cage Internal Clearance Greater Than Normal Grease with a polyurea thickener of consistency 2 to 3 to the NLGI Scale for a temperature range 40C to +160 C