Primary finding
Probable cause
The pilot's failure to follow proper procedures to recover from main rotor blade aerodynamic retreating blade stall.
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NTSB investigation record
LAX99LA047
CompletedBell 47G2· N9021R
- Date
- December 12, 1998
- Location
- Helendale, CA
- Conditions
- VMC
- Record
- Completed
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