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.
0.2960 inches nominal flange outside diameter, 0.1248 inches minimum and 0.1250 inches maximum bore diameter, 0.0003 inches minimum radial and 0.0008 inches maximum radial internal clearance, 0.0310 inches nominal flange width, straight bore shape