A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.
lips turned inwardly bearing seal type, 1.1807 inches minimum and 1.1811 inches maximum bore diameter, straight bore shape, 0.0005 inches minimum radial and 0.0011 inches maximum radial internal clearance, standard internal fit-up designation