Aluminum alloy, qq-a-225/6, composition 2024, temper t4, anodize, type i, class 1 per mil-a-8625, 0.889 in. Min, 0.899 in. Dia, 0.190 in.Min, 0.200 in. W, 0.156 in. Min, 0.164 in. Max diameter hole in center tapthru no. 10/0.190 in./-32 unf-3b thd, 0.030 in. By 45 degree radiuseach side
