A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.
2.8300 inches nominal bolt circle diameter, 0.7700 inches minimum and 0.7900 inches maximum bore diameter, 1.2300 inches minimum and 1.2500 inches maximum housing length, 2.7900 inches nominal housing width, 0.1180 inches minimum and 0.1220 inches maximum flange thickness