NU344EMAC3 - Timken Cylindrical Roller - 220x460x88mm Protorque XPA1307 The NJ313ECM SKF bearing is

The NJ313ECM SKF bearing is designed to handle high-speed operations while maintaining low noise and vibration levels

63 01 2RSH C3 GJN Medium Series 12mm - Bore Size Rubber Seals on Both Sides of Bearing Radial Internal Clearance Greater Than Normal Grease with a polyurea thickener of consistency 2 to the NLGI Scale for a temperature range –30 to +150 °C

This NN3022 TN9/SP bearing is a double row super precision cylindrical roller bearing with a triple ribbed inner ring

Extra Small 3mm - Bore Size Flanged Outer Ring Metal Shields on Both Sides of Bearing

NU344EMAC3 - Timken Cylindrical Roller - 220x460x88mm Protorque XPA1307 The NJ313ECM SKF bearing isNU 3 44 E MA C3 Two Flanges on Outer Ring and No Flanges on Inner Ring Medium Series 220mm Bore Size Enhanced Geometry Machined Brass Cage Greater Than Normal Radial Internal Clearance