Emerson 1-1/8 hp motor bearings for Shopsmith Mark V Emerson 1-1/8 hp motors
Run your motor by itself and see if the bearings sound loud or rough. You may need to remove the motor sheave to be certain, since the sheave or spacer can be a source of noises.
6203zzc3 and 6203zzc3 5/8 combo
My motor repair video hosted on YouTube is available for purchase here in the web store.