Primary finding
Probable cause
The failure of a sprag clutch in the rotor-drive mechanism, at an altitude and position that precluded or limited the possibility of a successful outcome.
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NTSB investigation record
SEA90LA116
CompletedEnstrom F28C· N51729
- Date
- June 7, 1990
- Location
- Camas, WA
- Conditions
- VMC
- Record
- Completed
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