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.
0.0010 inches minimum radial and 0.0015 inches maximum radial internal clearance, 0.6691 inches minimum and 0.6693 inches maximum bore diameter, 5.5 pounds nominal bearing preload rating, radial load direction, straight bore shape