Used on mhu-196/204/m. material aluminum bronze; 0.875 in. nom o/a h; 1.748 in. nom body od; 1.812 in. nom bolt circle dia; 2.500 in. nom mtg flange lg; 2 in. nom mtg flange w; 4 bolt holes, 0.281 in. nom dia; nomenclature retainer, oil seal
4.196" inside diameter 4.410" outside diameter 0.555" material thickness concentric ring style material ams 6415, 4340, cond n. six 0.093 in dia holes equally spaced,