What was found
DURING C-CHECK, FOUND MAIN CABIN FS 344 LEFT, OUTBOARD SEAT TRACK, INBOARD FLANGE HAS IG CORROSION. REMOVED SEAT TRACK SECTION FROM FS 344-360, FABRICATED, DRILLED UP, DEBURRED, ALODINED, AND PRIMED NEW SEAT TRACK. INSTALLED NEW SEAT TRACK IAW 737 SRM 53-10-5. (M)