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.
0.6562 inches nominal overall width, 1.3750 inches nominal bore diameter, 2.8437 inches nominal overall outside diameter, steel overall material