What was found
MCN - MAJOR REPAIR -C- DURING C-17 CHECK CORROSION WAS FOUND ON KEEL BEAM CHORD AT BS 500 TO BS 520, LBL 6.5, WL 148.4.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCN - MAJOR REPAIR -C- DURING C-17 CHECK CORROSION WAS FOUND ON KEEL BEAM CHORD AT BS 500 TO BS 520, LBL 6.5, WL 148.4.