R10 is Precision Radial Light Duty Single Row Ball Bearing Open Both Sides and pre-lubricated with light oil
Sizes: ID: 5/8" x OD: 1-3/8" x W: 9/32" Inches
Match#: R10, S7K, EE-5, R-10
The R Series Radial Ball Bearings have a combination of an inner and outer ring with a cage containing a complement of precision balls.
The R Series Single Row Radial Ball Bearings are found in the following: axial fans, clutch, drive axles, idler wheels, motors, roller skates, skateboards, snow mobiles, fishing reel, motors, and many other industrial equipment.