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.
0.1248 inches minimum and 0.1250 inches maximum overall outside diameter, 0.0398 inches minimum and 0.0400 inches maximum bore diameter, 0.0004 inches minimum radial and 0.0007 inches maximum radial internal clearance, straight bore shape, radial load direction