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.
radial load direction, 2.7553 inches minimum and 2.7559 inches maximum bore diameter, 1.0974 inches minimum and 1.1024 inches maximum overall width, 4.9205 inches minimum and 4.9213 inches maximum overall outside diameter, straight bore shape