0.250" hole diameter 1.110" outside diameter 0.172" material thickness two holes 0.067 in. drilled parallel tohole axis 0.187 plus 0.001-0.000 in. from axis passivate surface treated recessed
0.762" hole diameter 1.243" outside diameter 0.124" material thickness edge of od opposite recess chamfered 45 degrees by 0.046 in. cadmium surface treated 15 recessed
0.385" hole diameter 1.359" outside diameter 0.125" material thickness two 0.1285 in. dia holes countersunk 82 deg to 0.230 in. dia, 180 deg apart passivate surface treated recessed