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.
2.3120 inches minimum and 2.3125 inches maximum overall outside diameter, 0.7450 inches minimum and 0.7550 inches maximum inner ring width, steel overall material, 1.7510 inches minimum and 1.7519 inches maximum bore diameter