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.
copper alloy 260 separator material, 30.0 degrees nominal contact angle, steel comp e52100 ball material, 2.3 pounds nominal bearing preload rating, 0.0000 inches minimum radial and 0.0005 inches maximum radial internal clearance