"C/O STIFFENER-AL ALLOY 2024-T3 PER QQ-A-250/5 AND SILICONE RUBBER SHEET-CLASS 3A,GRADE 50; 9.060 IN. LG,1.140 IN. W,0.192 IN. O/A THK; RUBBER 0.47 IN. W,0.032 IN. THK; STIFFENER 0.020 IN. THK; BOTH UPPER CORNERS CHAMFERED .12 IN. BY 45 DEG; NHA L1201022,L1201023,L1201024,L1201025"