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.
0.5906 inches nominal bore diameter, xm1;m1a1 end item identification, 0.0420 inches nominal flange width, straight bore shape, 1.4400 inches nominal flange outside diameter