As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REFERENCE NON ROUTINE C044835. DURING C4 S1 C-CHECK INSPECTION NOTED CORROSION ON SEAT TRACK AT Y1292 BETWEEN FRAME 19 AND FRAME 20. MAINTENANCE REMOVED AND REPLACED BEAM IN ACCORDANCE WITH THE REQUIREMENTS OF SRM 51-42-11. UPON COMPLETION OF THE REPAIR IN WAS INSPECTED AND FOUND ACCEPTABLE. (A)