As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN SEAT TRACK NO.4 HAS WEAR FROM STA500A-520. (MARKED) / REMOVED AND REPLACED CABIN SEAT TRACK NO.4 FROM STA 500C+10 TO STA 520 IAW SRM 53-00-52-2R-4 AND EA 1-A53-11779. SEE WIPS AND TASKS FOR INDIVIDUAL SING OFFS OF WORK PERFORMED.