What was found
FLIGHT CREW REPORTED THAT THE AIRCRAFT ENCOUNTERED SEVERE TURBULENCE AND OVERSPEED WHILE AT FL. 370. OVERSPEED WAS APPROXIMATELY 10 KTS FOR ABOUT 5 SECONDS. THE FLIGHT DIVERTED AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE ACCOMPLISHED INSPECTION AFTER INFLIGHT EXCESSIVE LOAD FACTOR DUE TO TURBULANCE IAW AMM 05-51-17-200-001-A. SEVERAL RIVETS WERE FOUND TO BE PULLING THRU THE NR 2 ENGINE TAIL PIPE EXHAUST AT 4 & 5 O'CLOCK POSITIONS RESULTING IN THE REPLACEMENT OF THE COMMON NOZZLE ASSEMBLY. THE NR 2 ENGINE RIGHT THRUST REVERSER AFT HINGE ACCESS DOOR LATCH WAS FOUND TO BE DAMAGED AND WAS REPLACED. AIRCRAFT WAS GROUNDED