Beryllium copper, qq-c-5331/4 hard, cadmium plated, 3.687 in. Lg, 0.750 in. W, 0.005 in. Thk, first end chamfered 0.281 in. Lg by 45 deg, one hole 0.250 in. Dia, 0.218 in. By 0.375 in. From end, second end one hole 0.312 in. Diameter spaced 3.125 in. C to c from first hole