"ALUMINUM ALLOY;ROTOR BODY;STEEL,SHAFT AND ROTOR PLUGS;EXTERNALLY SERRATED SHAFT ONE;1.000 IN. SERATION LG;2.250 SHAFT LG;1.000 IN. DIA;INTERNALLY SERRATED SHAFT OTHER END;0.825 IN. DEEP;0.675 IN. MINOR DIA;0.750 IN. MAJOR DIA;1.000 IN. OD;1.125 IN. SHAFT LG;19.250 IN. O/A LG;5.812 IN. O/A OD"