"RIGHT END SURFACE OF FLANGE,RIGHT END SURFACE OF BODY SQUARE W/OD WITHIN 0.002 IN. TIR,4 SCALLOPS EQUALLY SPACED ON RIGHT END SURFACE OFBODY,4 HOLES THRU FLANGE EQUALLY SPACED ON 2.376 IN. BOLT CIRCLE DIA,LEFT SIDE OF FLANGE REDUCED TO 1.780 IN. DIA BY 0.110 IN. LG"