As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 5652 CORROSION ON SIDE PLATE UPPER AND LOWER SURFACE ALSO CORROSION ON NUTS BTW STA Y=1380 TO STA Y=1440 S26R-S27R AT AFT CARGO COMPARMENT (C2 DOOR LOWER SILL AREA). CORRECTIVE ACTION: SUMMARY OF NRC 00374. SIDE PLATE BTW STA Y= 1380 TO STA Y=1440 S26R-S27R AT AFT CARGO COMPARMENT (C2 DOOR LOWER SILL AREA) WAS REPLACED PER B757-200 SRM. (0695126)