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.
0.6245 inches minimum and 0.6250 inches maximum overall outside diameter, straight bore shape, 0.0005 inches minimum radial and 0.0025 inches maximum radial internal clearance, radial load direction, 0.2500 inches minimum and 0.2510 inches maximum bore diameter