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.
0.6860 inches minimum and 0.6870 inches maximum overall outside diameter, 0.4270 inches minimum and 0.4370 inches maximum overall width, 0.4995 inches minimum and 0.5000 inches maximum bore diameter, self-aligning alignment type, steel overall material