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.
steel overall material, 3.2500 inches nominal bolt circle diameter, 3.7500 inches nominal housing diameter, 1.2500 inches nominal housing length, 1.6875 inches nominal bore diameter