What was found
DURING C-CHECK IN BNA, CENTER AISLE SEAT TRACK LBL 18.3 IS CORRODED ON HORIZONTAL AND VERTICAL I/B FLANGES FROM FS 294.0 TO FS 401. MAINTENANCE CUT OUT CORRODED SECTION OF SEAT TRACK P/N 7253799-383, LOCATED, DRILLED NEW SECTION OF TRACK/SPLICE, INSTALLED NEW SEAT TRACK SECTION IAW SRM 51040-21/25.