What was found
MAIN CARGO COMPT UPPER CUSP CORRODED (STA 35.000 - 60.000, L-21R) MAJOR REPAIR. PERFORMED MAJOR REPAIR IAW BOEING MSG NR 1-307875056-2 DATED 03-28-07. REMOVED CORROSION IAW SRM 51-1-8 PG 17-18. FOUND OUT OF LIMITS IAW SRM 53-2-0 PG 2P. REMOVED CORRODED CUSP IAW SRM 53-1-0 PG 1, SRM 51-1-21. FABRICATED NEW CUSP: UPPER ANGLE (P/N 5615180-59) AND LWR ANGLE (P/N 5615180-61) BOTH FROM 2024"0" 0.063" IAW BOEING MESSAGE NR 1-307875056-2 DOUGLAS DWG NR 5615180, SRM 53-3-3 FIG 5. PERFORMED HEAT TREATMENT FROM 2024"0" TO 2024T4 IAW SRM 51-1-1 PG 1-13-17. CLEANED, TREATED AND PRIMED AREA AND REPAIR PARTS IAW SRM 51-1-8B. APPLIED SEALANT TO FAYING SURFACE IAW SRM 51-1-11. INSTALLED REPAIR PARTS IAW BOEING MESSAGE