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.
open shaft end type, 3.0000 inches nominal height from bottom of base to bore centerline, 4.7500 inches nominal housing width, 2.7360 inches minimum and 2.7420 inches maximum bore diameter