As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN STATION 365, RBL 45.5 SEAT TRACK CROWN SUPPORT FOUND CORROSION. CABIN STATION 365, RBL 45.5 SEAT TRACK CROWN SUPPORT CORROSION REMOVED IAW SRM 51-10-02 REV 116 & FOUND CORROSION MORE THAN 50% THRU. SEAT TRACK CROWN & SUPPORT REMOVED BETWEEN STATION 365 - 440, RBL 45.5 IAW SRM 51-40-02 REV 116. NEW SEAT TRACK SUPPORT & CROWN INSTALLED IAW DWG 141N5130 SHT 2 REV E. REPAIR CLASSIFIED AS MAJOR.