As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(B373-53-3-0737) MAIN CABIN R2 CUTOUT LOWER MAIN SILL INNER CHORD CORROED APPROX. STA 986 TRANSCRIBED FROM HAECO GSO NR 9280551 REMOVED AND REPLACED MAIN CABIN R2 CUTOUT LOWER MAIN SILL INNER CHORD IAW BAC DWG 147A8501 REV:A AND SRM B737-700 51-40-05, SRM 51-40-02.