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.
cylindrical part name assigned by controlling agency, inside dia 14.0mm special features, 250.0 millimeters nominal overall outside diameter, 42.0 millimeters nominal overall width