Primary finding
Probable cause
A main rotor head blade dampener failure. A factor in the accident was the subsequent failure of a blade restraining cable.
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NTSB investigation record
DEN90FA172
CompletedAerospatiale Sa316B· N83776
- Date
- August 20, 1990
- Location
- Meeteetse, WY
- Conditions
- VMC
- Record
- Completed
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