What was found
DURING C-04 CHECK EXFOLIATION CORROSION WAS FOUND ON MAIN CABIN SEAT RAIL FR 64-66, Y1292, AT CLIP NUT HOLE JUST INBOARD OF R-2 DOOR GIRT BAR HOLD DOWN FITTING. MAINTENANCE REMOVED MAIN CABIN SEAT RAIL Y1292 BETWEEN FR 64 & FR 66; FABRICATED A NEW REPLACEMENT SEAT RAIL; INSTALLED REPAIR PART IAW A320 SRM 51-23-11, PG. 20, AND SRM 51-42-11, PG. 6-7.