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.
0.0420 inches nominal flange width, 0.2160 inches minimum and 0.2200 inches maximum inner ring width, 0.1875 inches minimum and 0.1878 inches maximum bore diameter, 0.6300 inches nominal flange outside diameter, straight bore shape