As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RH ENGINE THRUST REVERSER MOUNTING FLANGE CORRODED BETWEEN 3 AND 9 O'CLOCK POSITIONS. ACCOMPLISHED NORDAM FIELD ENGINEERING DISPOSITION DOCUMENT NUMBER: MTRSD-22TP-052 DATED: 23FEB2022; CORROSION ON ATTACH FLANGE EDGE CITATION LATITUDE SN: 680A-0054 TT: 5202.0 TC: 3471. UNIT CAN RETURN TO REGULAR OPERATIONS FOR 430 +/- 20 FLIGHT HOURS AND UP TO 6 MONTHS.