KEAAU, HI, USA
N6708D
BELL 47G2
WHILE FLYING, THE PILOT FELT A VIBRATION AND HE PERFORMED A PRECAUTIONARY LANDING. THE PILOT LANDED THE AIRCRAFT HARD. THE AIRCRAFT WAS REMOVED WITHOUT NTSB AUTHORIZATION AND CONSEQUENTLY IT COULD NOT BE EXAMINED. THE PILOT DID NOT PROVIDE THE NTSB A COMPLETED 'AIRCRAFT ACCIDENT REPORT' FORM 6120.1. THE ORIGIN OF THE REPORTED VIBRATION WAS NOT DETERMINED.
THE PILOT'S LANDING HARD. A CONTRIBUTING FACTOR IN THIS ACCIDENT WAS THE AIRCRAFT EMITTING A VIBRATION FROM AN UNKNOWN SOURCE.
Source: NTSB Aviation Accident Database
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