As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER REMOVING THE RIGHT AFT PIT DOOR SURROUND SHIELD, THE ATTACH ANGLE IS FOUND TO BE CORRODED. GROUNDED - YES. REMOVED AND REPLACED AFT PIT DOOR SURROUND SHIELD ATTACH ANGLE PER B737-800 SRM 51-40-05, 51-40-02, AND BOEING DWG 146A8123 REV:- NO ALLOWABLE LIMITS GIVEN IN THE SRM.