"ALUM ALLOY PER QQ-A-591,COMP 2;ANODIZE PER MIL-A-8625,TY 2;10.0 PSIG MAX. OPERATING PRESSURE;165.0 DEG F MAX. OPERATING TEMP;1.750 IN. LG BY 6.250 IN. ID ONE END BY 6.710 IN. OD BY 6.065 IN. ID OTHER END BY 6.101 IN. OD;FOUR 0.710 IN. WD TAB BY 0.290 IN. LG W/0.152 IN. DIA HOLE THRU EACH"