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.
counterbored outer ring, non-separable style designator, 1.1300 inches nominal outer ring width, 1.3780 inches nominal bore diameter, 4.0000 inches nominal overall outside diameter