As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FORWARD CARGO BAY FLOOR TO SIDEWALL SUPPORT AT B.S. 400-500D; L.B.L. 24; W.L. 154. / REMOVED AND INSTALLED ON FCB FLOOR TO SIDEWALL SUPPORT AT BS 400-500D LBL 24 IAW SRM 53-00-53-2R-6; DWG 143A7501 SRM 51-40-05 AMM 51-21-41-370 AND SRM 51-40-02 AND DWG 143A7500 80641U 04MAR21