Primary finding
Probable cause
Failure of the free turbine intermediate pinion driven gear and subsequent disintegration of the free turbine assembly.
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NTSB investigation record
ANC90LA147
CompletedAerospatiale As-350-b· N26492
- Date
- August 17, 1990
- Location
- Juneau, AK
- Conditions
- VMC
- Record
- Completed
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