As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK INSPECTION IN BNA, THE RIGHT FLOOR SEAT TRACK WAS FOUND CORRODED ON THE FORWARD SECTION BETWEEN FRAMES 15 AND 22 AND 31. MAINTENANCE FABRICATED AND DRILLED NEW SEAT TRACKS IAW SRM 51-25-00. THE OLD SEAT TRACKS WERE REMOVED AND THE NEW ONES INSTALLED IAW SRM 51-01-05. (M)