What was found
OKC - FOUND 30K CHECK, LEFT WING FLAP EXPANSION JOINT PANEL NR 1531A HAS FRETTING CORROSION. REPLACED EXPANSION JOINT PANEL PER SRM 57-50-14, 51-10-2, 51-10-4, AND 51-10-3. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
OKC - FOUND 30K CHECK, LEFT WING FLAP EXPANSION JOINT PANEL NR 1531A HAS FRETTING CORROSION. REPLACED EXPANSION JOINT PANEL PER SRM 57-50-14, 51-10-2, 51-10-4, AND 51-10-3. (M)