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.
2.750 inches nominal bolt circle diameter, 2.813 inches nominal housing width, 0.250 inches nominal flange thickness, 0.625 inches nominal assembly overall length, 0.625 inches nominal housing length