What was found
MAIN CABIN SEAT TRACK CORROSION SEVERAL AREAS BETWEEN FRAME 38.2 AND 40, LBL 57. BLENDED AREAS OF CORROSION IAW A300-600 SRM 51-22-00. FOUND TO BE OUT OF LIMITS IAW A300-600 SRM 53-10-16. RECEIVED NEW SEAT TRACK, PO NR 566271.1. REMOVED AND REPLACED SEAT TRACK IAW A300-600 SRM 51-40-21, PAR 5, 6 AND 7.