As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK Y953 FR16-16A CORRODED. CORROSION AT ZN 220 SEAT TRACK Y953 FR16-16A REMOVED AS PER SRM 51-74-00 AND FOUND OUT OF LIMIT. ORG THK 0.071" MAT'L REMOVED 0.042" (L=2"XW=1") AS PER SRM 53-11-15 FIG 101. REPAIR CARRIED OUT AS PER ER/A 483241-14MA REV O.