Details :General Characteristics Item Description: 6.625 in.O/a lg, consists of shaft, counterweight and studs, head of shaft 3.182 in.min, 3.192 in.max dia, 0.188 in.lg, end of shaft thd, 0.844 in.lg of end, 0.656 in.lg thd portion, 7/16-20 nf 2A rh thd, 1ST step tapered and thd, 0.655 in.min, 0.656 in.max dia, 1.963 in.min, 1.973 in.max lg of step, center portion of step thd 21/32-24 rh 2A thd, 2ND step 2.656 in.lg, 0.669 in.dia, 3RD step 0.747 in.min, 0.748 in.max dia, 0.969 in.min, 0.979 in.max lg, 9 holes in head of shaft, 3 holes 0.312 in.min, 0.313 in.max dia, countersunk 0.0312 in.by 45 deg, holes located 95 deg between 1ST and 2ND hole, 123 deg between 2ND and 3RD hole on a 2.8125 in.bolt circle, 4 holes 0.252 in.dia, countersunk 0.0313 in.by 45 deg, 40 deg between 1ST and 2ND hole, 60 deg between 2ND and 3RD and 40 deg between 3RD and 4TH hole, 1 hole 0.875 in.min, 0.876 in.max dia
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