As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION LEVEL 2 EXFOLIATION CORROSION WAS FOUND ALONG EDGE OF BEARING OUTER FITTING I/B ON THE RT AILERON OUTBOARD HINGE/SHACKLE ASSEMBLY. THE BEARING OUTER HINGE WAS REPLACED. INSPECTION REASON: MRB 576108-01 REFERENCE ATR 42 SRM 57-61-10 P115-116 FIG 1.