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.
2.5610 inches minimum and 2.5630 inches maximum bore diameter, 2.875 inches nominal housing diameter, mil-s-18729 mil spec single material response overall material document and classification, steel comp 4130 overall material, 0.614 inches minimum and 0.618 inches maximum assembly overall length