Primary finding
Probable cause
Total failure of the intermediate gearbox. The lack of suitable terrain for an autorotation was a factor.
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NTSB investigation record
SEA94LA030
CompletedHawkins & powers Uh-1B· N91NW
- Date
- November 12, 1993
- Location
- North Bend, WA
- Conditions
- VMC
- Record
- Completed
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