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.
2.1654 inches nominal bore diameter, grease lubrication material, 3.9370 inches nominal overall outside diameter, straight bore shape, mil-prf-23827 mil spec 1st material response lubrication material document and classification