What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED, REF HAECO NR 440504-42568: AFT CARGO COMP WEB SILL UPR SKIN FR53-FR55 CORR; REF HAECO NR 440504-42568: AFT CARGO COMP WEB SILL UPR SKIN FR53-FR55 CORR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED, REF HAECO NR 440504-42568: AFT CARGO COMP WEB SILL UPR SKIN FR53-FR55 CORR; REF HAECO NR 440504-42568: AFT CARGO COMP WEB SILL UPR SKIN FR53-FR55 CORR.