As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPARTMENT BETWEEN STA 947.5 AND 927 RBL 13.50 FLOOR TRACK HAS SEVERAL AREAS OF CORROSION TOP SURFACE AND BOTTOM SURFACE NUTPLATES AS MARKED / REMOVED & REPLACED AFT CARGO FLOOR TRACK STA 927-9475 RBL 13.50 IAW B737-700 DWG 147A7500 REV:-/SRM 51-40-02-0G-0 P/N 147A7501-14