| GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL FORGING,20.215 IN. DIA M 20.248 IN. P,DRILL THRU FOR REAMING COUNTER DRILL 0.406 DIA 40-43 DEEP,REAM 0.3736 IN. M 0.3746 IN. P DIA,1.750 IN. M 1.780 IN. P DEEP,12 HOLES MARKED Y EQUALLY SPACED AS SHOWN ON THE BASIS OF 15 HOLES TO BE ON CENTER OF OUTER CAM LOBES WITHIN 0.010 PRESS IN 12 DOWELS TO BOTTOM,16.235 IN. M 16.238 IN. P DIA IS WHERE HOLES ARE AROUND RING |