As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CPCP INSPECTION FOUND LEVEL 2 CORROSION. CORROSION ON SEAT TRACK AND FLOOR SUPPORT FLANGES FROM BS 1180 TO 1265 LBL 11.33. REMOVED AND REPLACED SEAT TRACK FS 1180 TO 1265 LBL 11.33 IAW B747 SRM 51-30-02. CORROSION TASK CARD NUMBER C53-210-05 PART 1 OF 1. NON-ROUTINE TASK CARD NUMBER 12572.