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.
2.3600 inches minimum and 2.3900 inches maximum inner ring width, straight bore shape, 35.0 degrees nominal contact angle, angular load direction, lubrication hole features provided