As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT FLOOR PANEL 140CF IS CORRODED / REMOVED DAMAGE FROM AFT PIT FLOOR PANEL 140CF AND EVALUATED FOUND TO BE OUT OF LIMIT WITH OVER 30 PERCENT OF PANEL; RECEIVED NEW PANEL P/N 453A2610-18 IAW SRM 53-00-53-1A-1 AND DWG 453A2600 REV B ATAG # WN3004