As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT FLAP HINGE BOX AT WS 178.00 NUT CORRODED ON AFT OUTBOARD SIDE OF BRACKET. C-CHECK RO 11/11/2020. REMOVE AND REPLACE RT FLAP HINGE BOX AT WS 178.00 THE NUT ON THE AFT OUTBOARD SIDE OF THE BRACKET, IAW CRJ 200 AMM. TORQUE WRENCH WVACT 10147, CAL DUE 30 SEPT 21.