"1.222 IN. LG,6.968 IN. OD ON 1STEND,6.300 IN. OD ON 2ND END,6.750-16 UN-3A THREAD BEGINING 0.937 IN. FROM 1ST END FOR A LG OF 0.235 IN.,FOUR 0.250 IN. DIA HOLES 0.190 IN. DEEP EQUALLY SPACED ON A BASIC DIAOF 5.750 IN.,THREE 0.094 IN. DIA HOLES EQUALLY SPACED"