What was found
NR 0354 AND NR 004, CORROSION C53-132-01-2 UNDER MOUNTING FLANGE OF DISTRIBUTION DUCT STA 740 - 9, RBL 18 UNDER FAIRING ACCESS OF LOWER DUCT REQUIRED. ****S/D***** COMING. CORRECTIVE ACTION: REMOVED CORROSION FROM DOUBLER IN A 3 INCH X 14 INCH AREA. MAXIMUM MATERIAL LOSS IS .010 INCH. ORIGINAL DOUBLER THICKNESS WAS .125 INCH FOUND TO BE WITHIN LIMITS PER FED EX SRM 53-30-01. TREATED AND RE-FINISHED DOUBLER IAW SRM 53-10-03.