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.
2.9990 inches minimum and 3.0000 inches maximum overall outside diameter, rigid alignment type, 1.7450 inches minimum and 1.7500 inches maximum outer ring width, 0.9995 inches minimum and 1.0001 inches maximum bore diameter, 1.8025 inches minimum and 1.8175 inches maximum inner ring width