What was found
DURING C-CHECK, THE LT OB SEAT TRACK WAS FOUND CORRODED ON THE INNER FLANGE AROUND THE CLIP NUT HOLES BETWEEN FRAMES 14 AND 17. MAINTENANCE REPAIRED THE CORRODED SEAT TRACK IAW SRM 530000, FIG 434. AIRCRAFT WAS RELEASED FROM C-CHECK ON MAY 14, 2004.