"STEEL AMS6419 300M,AS NOTED CADMIUM PLATE TY 1 CL 1PS13144 AND CHROMIUM PLATE CL A AND B PS13102,3.160 IN. O/A LG,1.3725 IN. MIN TO 1.3740 IN. MAX OD,BORE 1.190 IN. DIA 1.930 IN.DEEP,AS NOTED MACHINED SURFACES 63.0 AND 125.0 RHR,SHOT PEEN,HEAT TREAT 280000 TO 300000 PSI PS15296"