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.
test criticality code justification, 22.0 pounds nominal bearing preload rating, 3.9344 inches minimum and 3.9353 inches maximum bore diameter, 0.0013 inches minimum radial and 0.0020 inches maximum radial internal clearance, straight bore shape