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.
straight bore shape, 0.0035 inches minimum radial internal clearance, 0.1248 inches minimum and 0.1250 inches maximum bore diameter, radial load direction, 0.3748 inches minimum and 0.3750 inches maximum overall outside diameter