Matl glass, mil-p-18177, epoxy lam., type geb; 2.312 in. O/a lg; 0.620 in. O/a w; 0.187 in. O/a thk; two 0.109 in. Diameter holes with countersink 100 degrees x 0.180 in. Diameter irregularly spaced; one 0.109 in. Diameter hole with countebore 0.218 in. Diameter x 0.125 in. Dp one side and countersink 100 degrees x 0.180 in. Diameter other side
