As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C CHECK INSPECTION WAS FOUND A CORROSION ON FWD CARGO COMPARTMENT LOWER MAIN SILL, BELOW NUT PLATE AT STA 588. REMOVED AND REPLACED LOWER MAIN SILL AT FWD CARGO COMPARTMENT IAW MFG SERVICE REQUEST ID 1-214773777 AND B767 SRM 51-40-02 PAGE 1-7.