Steel per ams5659, comp xm-12; passivate per pn14.10; 3.358 in. Lg o/a; left end-21 internal involute spline teeth w/30.0 degrees pressure angle by 0.833 in. Minor diameter by 0.950 in. Major diameter by 0.8750 in. Pd by 1.250 in. Od by 2 0.219 in. Diameter hole thru; right end-24 internal involute spline teeth w/30.0 degrees pressure angle by 0.958 in. Minor diameter by 1.075 in. Major diameter by 1.000 in. Pd by 1.250 in. Od by 0.219 in. Diameter holes thru