| GENERAL CHARACTERISTICS ITEM DESCRIPTION | ALLOY STEEL COMP 8645,HEAT TREAT TO ROCKWELL C 26-30 C SURFACES TO BE INDUCTION HARDENED TO ROCKWELL C 60 MIN DEPTH OF CASE 0.040 M 0.070 P,MATCH COUNTERWEIGHTS IN SETS WITH ALL COUNTERWEIGHTS IN EACH SET TO WEIGH WITHIN 0.010 POUNDS OF EACH OTHER,DRILL TWO HOLES OF EQUAL DIAMETER THRUBOTH SIDES AT LOCATIONS MARKED X TO OBTAIN WEIGHT DESIRED,HOLES NOT TO EXCEED 0.500 IN. DIA,Z DIAMETERS MUST BE CIRCULAR,PARALLEL AND STRAIGHT WITHIN 0.001 IN.,EACH SIDE HAS 39 DEGREES 15 MINUTES,WITH THE MIDDLE 2.749 M 2.751 P IN.,4 HOLES 1.8125 M 1.8140 P IN. DIA |