As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK CORRODED BETWEEN FLOOR PANELS 281DLF AND 281JLF. CLEANED CORROSION FROM SEAT TRACK, MAX MATERIAL LOSS AT 0.0215, MAX ALLOWABLE IS 0.020. FOUND OUT OF LIMITS IAW SRM 53-21-49. R & R SEAT TRACK IAW AMM 53-01-11-04. REPAIR IS CLASSIFIED AS MAJOR.