Corrosion resistant steel per ams 5643; heat treat per ppd ps 7300 to rockwell c; 0.794 in.O/a lg; stop curved, 1.031 in. Basic r, 0.246 in. Nom w, 0.093 in. Nom thk; shaft portion 0.635 in. Max lg, 0.100 in. Nom dia, plus tab, 0.122 in. Nom lg, 0.076 in. Nom w