| GENERAL CHARACTERISTICS ITEM DESCRIPTION | MATERIAL ALUM,5083-H321 OR H323,SPEC QQ-A-25016 EXCEPT 24,000 PSI MIN YS AND 40,000 PSI MIN TS OR ALUM,5086-H32,SPEC QQ-A-250/7 .125 THK FOR -1 AND -4,.375 THK FOR -2 AND -3. OPTIONAL MATERIAL ALUM,5083-H111,SPEC QQ-A-200/4 OR ALUM,5086-H111,SPEC QQ-A-200/5. 2.500 X .375 BAR FOR ITEM 2 AND 3. .750 X .125 BAR FOR ITEM 4 |