Primary finding
Probable cause
The total loss of power for undetermined reasons and the failure of the pilot to maintain rotor rpm. A factor was the lack of suitable terrain.
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NTSB investigation record
FTW91DRD05
CompletedBell 47-d1· N339MC
- Date
- May 26, 1991
- Location
- Sun, LA
- Conditions
- VMC
- Record
- Completed
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