"FLANGE DIA 0.404 IN.;O/A H 0.392 IN.;FLANGE H 0.048 TO 0.050 IN.;UNDER FLANGE DIA 0.381 TO 0.385 IN.;UNDER FLANGE TAPER LG 0.197 TO 0.217 IN.;UNERCUT BELOW FLANGE 0.030 IN. W,0.355 TO 0.365 IN. DIA;SEAT ANGLE 45 DEG;ID BORE THRU 0.141 IN;MATL STEEL AMS 5631,AMS5630"