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.
0.5000 inches nominal overall width, 4 point ball contact, solid inner and outer rings, non-separable style designator, 7.2500 inches nominal overall outside diameter, 6.5000 inches nominal bore diameter