| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MATERIAL - 9310 CONSUMABLE ELECTRODE VACUUM MELTED STEEL; HEAT TREAT - HARDEN BALL THREADS AND THRUST GROOVESTO RW/C 58-62 PER BPP-H-200.5, CORE HARDNESS RW/C 37 MIN., CARBURIZE; BALL THREAD DATA - BALL DIA .3900, NUMBER OFCIRCUITS 6, LEAD .4850, HELIX ANGLE 1 DEG 15 FT 49 IN.; EXTERNAL EVOLUTE SPLINE DATA - DIAMETRAL PITCH 10/20, PRESSURE ANGLE 30 DEG, NUMBER OF TEETH 98,PITCH DIA 9.800, FORM DIA 9.700, MEAS OVER PINS 10.0865, PIN DIA .1920 |