SDR 510020962 | ATR ATR72212A wheel—wheel cracked. Main wheel outer half cracked between shoulder of tiebolt hole bore, across mating face and towards wheel flange. Found during eddy current inspection CMM 32-49-42 Rev 3 and confirmed using due penetrant inspection. Crack length approximately 20.32mm (0.8in). P/No: A365593. TSN: 5333 hours/4805 cycles TSO: 2398 hours/2064 cycles.