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.
0.0400 inches minimum and 0.0420 inches maximum flange width, 0.0006 inches minimum radial and 0.0008 inches maximum radial internal clearance, 0.6900 inches nominal flange outside diameter, 0.2500 inches nominal bore diameter, straight bore shape