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.
1.060 inches minimum and 1.075 inches maximum inner ring width, 1.219 inches minimum bore diameter, 27.5 inches minimum crown radius, rigid alignment type, contact bearing seal type