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.
4.3307 inches nominal bore diameter, single row, non-locating, cylindrical inner and outer ring, separable style designator, 0.7874 inches nominal overall width, 5.9081 inches nominal overall outside diameter, steel retainer material