As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK INSPECTION, REVEALED TEN CRACKED STRUT FRAME ATTACH FITTINGS IN THE LOWER FUSELAGE CARGO COMPARTMENTS. CLOSER INSPECTION REVEALED THE CRACKS TO BE CORROSION CRACKS ALONG GRAIN LINES. SEVEN FRAMES WERE REPLACED IAW THE DOUGLAS SRM AND THREE OF THE FRAMES WERE REPAIRED IAW KITTY HAWK EA D9-53-030. THE AIRCRAFT WAS RETURNED TO SERVICE. (M)