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, c01 calibration designator, 0.0002 inches minimum radial and 0.0009 inches maximum radial internal clearance, self-aligning alignment type, straight bore shape