0.1560" first hole diameter 2.9620" overall length inside dia counterbored right end, 0.3800 in. dia passivate surface treated 17c solid, plain, no outside flanges
0.9000" overall length flange stepped counterbored; first counterbore 0.814 in. min - 0.820 in. max dia, 0.083 in. min - 0.093 in. max l; second counterbore 0.692 in. min - 0.696 in. max dia, 0.092 in. l, 32.0 micrometers surface finish anodize surface treated 22c solid, external flange one end