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.
mil-l-7808 mil spec single material response lubrication material document and classification, 0.5904 inches minimum and 0.5906 inches maximum bore diameter, 25.0 degrees maximum contact angle, straight bore shape, angular load direction