Snap ring in groove on outer ring for axial location of bearing
99502HNR Go Karts Wheel Bearings, Inner Diameter 5/8" x Outer Diameter 1-3/8" x Thickness 7/16".
100% Dimensional Tolerance Detection to Ensure Optimum Suitability
REPLACE - Go Karts, Mini Bikes, Lawn Mower, 499502H, 202FFBL and More.
Double seal on both sides of the bearing effectively saves grease, extending the life of machine, prevent impurities from entering, Fit Environments with Dust and Debris. Moreover, the outer snap ring can be easily taken off (to be 1623RS) if your application doesn't require it.