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, 0.6875 inches nominal bore diameter, 0.6150 inches minimum and 0.6250 inches maximum overall width, 0.8750 inches nominal overall outside diameter, steel overall material