1spur gear, 136 teeth, diametrial pitch 180 at 14-1/2 degrees pressure angle, pitch diameter 0.7555 in., od 0.766 in.; 0.025 in. Thk; four 0.218 in. Diameter holes equally spaced on 0.450 in. Circle dia; center hole 0.1562 in. Dia, 32 microinch machined surface
