As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOOR TO SIDEWALL SUPPORT AT AFT CARGO BAY BS727D - BS767 RBL21 WL157. MARKED / REMOVED AND INSTALLED ON ACB FLOOR TO SIDEWALL SUPPORT ITEM 7530898 PO# 809831 LOCATED AND DRILLED IAW SRM 51-40-05; SRM 51-40-02 AND DWG 146A7500 80641U 10MAR21