What was found
PILOT HEARD LOUD BANG WHILE IN CRUISE FLIGHT, SECURED NR 1 ENGINE AND MADE SINGLE ENGINE LANDING. N1 AND N2 LOCKED DUE TO GP ROTOR FAILURE. SUSPECTED CAUSE WAS NR 2 NOZZLE DIAPHRAGM CRACKED 360 DEGREES AROUND, MOVING FORWARD CONTACTING NR 2 WHEEL CAUSING F.O.D. DAMAGE FROM NR 1 WHEEL TO EXHAUST COLLECTOR. PART WAS OVERHAULED ON WORK ORDER NR LF3242. NR 2 NOZZLE, NR 1 NOZZLE, SHIELD, NR 1 AND NR 2 WHEELS SHIPPED FOR FAILURE INVESTIGATION.