What was found
(CAN) APPROXIMATELY 20 MINS AFTER TAKE OFF, THE CREW NOTICED THE NR 2 ENGINE N2 DROP TO ZERO RPM WITHIN 2-3 SECONDS. ALL OTHER NR 2 ENGINE PARAMETERS ALSO REDUCED AND THE ENGINE FLAMED OUT. THIS OCCURRED DURING THE CLIMB AT APPROX. FL 310. THE OIL PRESSURE REDUCED TO 2 PSI, WHERE IT STAYED FOR THE REMAINDER OF THE FLIGHT. AN EMERGENCY WAS DECLARED AND THE FLIGHT DIVERTED, WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED. INITIAL INSPECTIONS FOUND THAT THE MASTER CHIP DETECTOR WAS SET AND HAD METALLIC CHIPS ON IT. BORESCOPE INSPECTION REVEALED INTERNAL DAMAGE IN THE GEARBOX. THE ENGINE WILL BE REPLACED.