Alum alloy 2024-t3 per qq-a-362 cond t; anodize per mil-a-8625; 0.040 in. Thk; width 0.360 to 0.390 in.; lgth 1.141 to 1.171 in.; one hole 0.130 by0.120 in., 0.047 to 0.077 in radius; one hole 0.096 in. Dia; one hole 0.096 in. With 82 degrees c-sink, 0.160 to 0.180 in. Dia; nha 657101