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.
0.0310 inches nominal flange width, 0.4220 inches nominal flange outside diameter, 0.1552 inches minimum and 0.1562 inches maximum inner ring width, 0.1873 inches minimum and 0.1875 inches maximum bore diameter, straight bore shape