A single or multiple-row antifriction bearing used with or without inner or outer races characterized by relatively small size rollers usually not ranging above 0.250 inch (6.35mm) diameter and generally longer in length in relation to diameter.
rigid alignment type, 0.7500 inches nominal overall outside diameter, 0.5640 inches minimum and 0.5650 inches maximum bore diameter, 0.4270 inches minimum and 0.4370 inches maximum overall width, non-separable, with roller retainer, open end, drawn shell style designator