What was found
DURING C-CHECK IN BNA, CARGO BAY SEAT TRACK LT CENTER RT CENTER IS CORRODED ON UPPER FLANGES FROM FS 640.0 TO FS 868. MAINTENANCE REMOVED CORROSION ON LT, ENTER AND RT CARGO SEAT TRACKS. REMOVED AND REPLACED LT, CENTER AND RT SEAT TRACKS DUE MATERIAL REMOVAL OUT OF ALLOWABLE LIMIT REF SRM 53-7060.