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.
-50 steel,99167 mfr ref single material response overall material document and classification, 3.1872 inches minimum and 3.1875 inches maximum bore diameter, 0.0014 inches minimum radial and 0.0019 inches maximum radial internal clearance, radial load direction, straight bore shape