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.
8 equally spaced holes thr inner rings,0.075 in. min,0.090 in. max dia special features, 6.4994 inches minimum and 6.5000 inches maximum overall outside diameter, 1.7450 inches minimum and 1.7500 inches maximum overall width, 5.1246 inches minimum and 5.1250 inches maximum bore diameter