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-prf-6081,grade 1010 mil spec single material response lubrication material document and classification, angular load direction, 0.0001 inches minimum radial and 0.0003 inches maximum radial internal clearance, 0.0550 inches nominal bore diameter, straight bore shape