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.
1.9680 inches minimum and 1.9685 inches maximum bore diameter, straight bore shape, angular load direction, 1.0580 inches minimum and 1.0630 inches maximum overall width, 4.3301 inches minimum and 4.3307 inches maximum overall outside diameter