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 AIRCRAFT AT AIR ASIA, A 3 INCH BY .5 INCH AREA CORROSION WAS FOUND S-29L KEEL BEAM OUTBOARD FLANGE AT BS 950 PLUS 14. THE CORRODED KEEL BEAM OUTBOARD FLANGE WAS TRIMMED AND REPAIRED PER B727 SB 53-0179. (M)