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.
1.5050 inches minimum and 1.5100 inches maximum overall width, 2.4994 inches minimum and 2.5000 inches maximum bore diameter, 3.7492 inches minimum and 3.7500 inches maximum overall outside diameter, rigid alignment type, steel overall material