As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 5921066 - DURING C11 CHECK DISCOVERED CORROSION ON THE RT WING REAR SPAR UPPER CAP, APPROXIMATELY 36 INCHES FROM WING TO BODY FAIRINGS AT WS 170R. CORROSION WAS FOUND TO BE OUT OF SRM LIMITS. MAINTENANCE REPAIRED THE RT WING REAR SPAR UPPER CAP AT WS 170R IAW ENGINEERING REPAIR 19-5700-06146-ES2.