Material brass sheet per qq-b-613 4.080 in. Min diameter and 5.000 in. Max dia, 0.125 in. Nom thick, 6 slots on outer circumference 0.188 in. Min wide and 0.193 in. Max wide 60.0 degrees apart, 6 holes 0.250 in. Diameter 60.0 degrees apart on 3.625 in. Diameter bolt circle, 3 slots 0.188 in. Wide 120.0 degrees apart on 2.720 in. Diameter bolt circle, 2.437in. Min diameter and 2.442 in. Max diameter hole in center of plate
