An item in which the shaft or revolving part turns upon hardened rollers usually contained in a cage. It must contain an inner or outer race, or both. For items without a race(s), see retainer and roller, bearing.
steel overall material, 5.1181 inches nominal overall outside diameter, 2.1250 inches nominal overall width, 3.0000 inches nominal bore diameter, afbma std tolerances for journal bearings standard tolerance designation