As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C18 CHECK DISCOVERED DISBOND AREA, ON THE LEFT OUTBOARD AFT FLAP FROM WBL 230.68L TO WBL 232.68L. MAINTENANCE REMOVED DISBOND AREA FROM THE LT OUTBOARD AFT FLAP IAW BOEING 737-300 SRM 51-70-10-2R. FABRICATED AND BONDED REPAIR FILLER AND DOUBLER TO THE LEFT OUTBOARD AFT FLAP FROM WBL 230.68L TO WBL 232.68L.