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.
0.2500 inches nominal flange outside diameter, aisi assn std single material response overall material document and classification, steel comp 440a overall material, 0.1250 inches nominal bore diameter, abec no. 7p standard tolerance designation