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.
0.4722 inches minimum and 0.4724 inches maximum bore diameter, 1.1021 inches minimum and 1.1024 inches maximum overall outside diameter, 0.3100 inches minimum and 0.3150 inches maximum overall width