Primary finding
Probable cause
Transmission shear bolts failed causing a loss of power to the rotor system, and the pilot encountered unsuitable terrain during his autorotation attempt.
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NTSB investigation record
SEA94LA029
CompletedBell 47G3B2· N8169J
- Date
- November 9, 1993
- Location
- Toledo, WA
- Conditions
- VMC
- Record
- Completed
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