As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TNN - DURING D-CHECK INSPECTION ON AIR ASIA, A 4 INCH BY 32 INCH AREA CORROSION WAS FOUND ON FUSELAGE SKIN BETWEEN BS 448 AND BS 480, STRINGER 26R. THE CORRODED AREA WAS TRIMMED OUT AND REPAIRED PER B727 SRM CHAPTER 53-30-03 FIG 3. (M)