Flange diameter 5.420 in.; flange thk 0.064 in.; o/a body diameter 4.060 in.; o/a lg 2.420 in.; 15 mtg holes on 5.000 in. Bolt circle, 0.211 to 0.217 in. Dia; matl qq-a-327 temper t6; cam and shaft opening diameter 2.000 in.; 4 mtg holes for stationary cam, 2.400 bolt circle, 0.211 to 0.217 in. Dia