What was found
FLT 6377 - IAD-CRW - DURING APPROACH, MADE A SCHEDULED LANDING AT CRW WITH ONE DISCREPANCY WHICH WAS RT ENGINE FLAMED OUT. CREW SHUT DOWN ENGINE. AIRCRAFT WENT TO THE GATE WITH NO FURTHER PROBLEMS. MAINTENANCE INSPECTED AND FOUND IDLER SPUR GEAR DIAPHRAGM SEPARATED FROM ASSEMBLY. MAINTENANCE REMOVED AND REPLACED DIAPHRAGM. OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (M)