What was found
AIRCRAFT IN BASE MAINTENANCE. CORROSION ON LEFT WING OUTBOARD FLAP CENTER HINGE FITTING LOWER OUTBOARD MOUNT STUDS BETWEEN STATION 984 AND 1007. REPLACED HINGE FITTING PER AMM 57-40-01. (SEE AALA201708039018, AALA201708039019, AALA201708039020, AALA201708039021).