As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE-C, NR 4 K-FLAP CORROSION AROUND I/B NUT OF I/B BULLNOSE HINGE MOUNTING BRACKET ON K FLAP (C57-562-01.00-02). REMOVED BOLT, REMOVED CORROSION, FOUND TO BE OUT OF LIMITS. REPAIRED BRACKET IAW UPS ER NR 99-5145 AND REINSTALLED BOLT IAW MM 27-81-01.