As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION FOUND MAIN CABIN FLOOR SUPPORT CORRODED AROUND FASTENER HOLES STATION 958 LBL51. MAINTENANCE RECEIVED NEW FLOOR SUPPORT PART 147A5660Y21 PER DWG 147A5650 SHEET 1 REV C. INSTALLED NEW FLOOR SUPPORT IAW DWG 147A5650 REV - AND SRM 51-40-02.