GENERAL CHARACTERISTICS ITEM DESCRIPTION | DIAPHRAGM MATL DUPONT NOMEX (HIGH TEMP NYLON) FABRIC NO. HT-5 IMPREGNATED AND COATED WITH LS-53 FLUOROSILICONE POLYMER BY DOW CORNING CORP,DISC MATL AND FINISH 6061-T6 AL ALY SHT PER QQ-A-250/11 OR 6061-T651 AL ALY BAR PER QQ-A-225/8 ANODIZE PER MIL-A-8625 TYPE-2; 1.500 IN. SQ |