As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DECK FR48-FR49 -Y1456 SEAT TRACK CORRODED REPLACED THE SEAT TRACK BETWEEN FR45 AND FR54 AT -Y1456 WITH A FABRICATION PART PER DWG A53810087 ISSUE C AND A300-600F SRM51-40-21. THIS IS CAT A REPAIR. MAJOR REPAIR IAW FEDEX GMM6-2-100