Matl cres, class 303, cond a, per specification qq-s-764, passivate per collins 580-0025-000, .696 in. Dia, .069 in. H first end, .468 in. Dia, .160 in. Porm .003 in. H second end, with no. 4-40 unc-2b, 2 holes spaced at 90 degrees porm 3 deg, orientation with notches optional and chamfered .030 x 45 degrees porm 3 degrees second end, and .2187 in. Dia, .0000 porm .0005 hole thru