As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TWO LT FLOOR SEAT RAILS BETWEEN FS 485 AND FS 677 ARE CORRODED. EVALUATED CORRODED SEAT RAILS IAW REO 670-53-00-013 REV J DATED 2014/10/22 AND SRM 53-31-49. FOUND CORROSION TO BE OUT OF LIMITS. REPLACED 2 CORRODED SEAT RAILS IAW AMM 53-00-49.