As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO COMPARTMENT FLOOR PANEL 140EF UPPER SURFACE ALONG EDGES HAS CORROSION. / EVALUATED MATERIAL LOSS AT AFT CARGO FLOOR PANEL 140EF AS EXCEEDING 20' MAX ALLOWED. FOUND TO BE OUT OF LIMITS IAW 737-800 SRM 53-00-53-1A-1. VERIFIED NEW AFT CARGO PANEL 140EF AS P/N 453A2610-58 IAW 737-800 AIPC 25-52-10-19 AND A-TAG WN6270. INSTALLED ON W/O TASK CARD 550730 PG. 31.