What was found
DEFECT NR00261: CORROSION FWD CARGO COMPARTMENT, FRAME AT WL 160, BS 500I BETWEEN S-25L TO S-26L HAS CORROSION. - - - RESOLUTION: CORROSION ON STA 500I FRAME BETWEEN S25L TO 26L, WL 160 FOUND OUT OF LIMITS SRM 53-00-07-1A-1. REPLACED STA 500I FRAME, BETWEEN S25L AND S26L, WL 160 PER SCA EC/TC# ENG-53SCA-11187 REV. 00 AND ATS ER # 23-01601 REV 1R. INSPECTION THRESHOLD TOTAL 50,000 FLIGHT CYCLES. CAUSE OF CORROSION: MOISTURE.