As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***CORROSION*** ON TRACK IN MULTIPLE AREAS AT AFT CARGO BAY BS727 - BS767 LBL17 WL157. / REMOVED AND INSTALLED NEW TRACK AT AFT CARGO BAY B/S 727-867 LBL17 WL157 FROM P/N ITEM 7531208 PO# 809392/2 IAW SRM 51-40-02 AND DWG 146A7500 REV:C 59899U 14JAN21