Steel qq-s-698 temper 3-5, 3.812 in. W of hinge leaf, 1.000 in. From hinge pin center to leaf edge, 5.375 in. W of lock leaf, 1.406 in. From pin center to lock leaf edge, 2 mounting holes 0.281 in. Dia, hinge pin data, 0.250 in.Dia, 5.625 in. Lg, finish enamel tt-e-529