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.
0.0004 inches minimum radial and 0.0008 inches maximum radial internal clearance, radial load direction, 0.6248 inches minimum and 0.6249 inches maximum overall outside diameter, 0.2498 inches minimum and 0.2499 inches maximum bore diameter, straight bore shape