As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C 4 CKECK IN OSCODA MICHIGAN (OSC), KALITTA MAINTENANCE FOUND FWD CARGO AT APPROX STA 654+44 ON INNER CHORD NUT PLATE HAS EVIDENCE OF CORROSION TB56 FOUND TO BE OUT OF LIMITS AND ACCOMPLISHED REPAIR AT STA 654+44 ON INNER CHORD IAW B767-300 SRM 53-00-07 REPAIR 4.