Primary finding
Probable cause
A divergence of the main rotor from its normal plane of rotation for an undetermined reason which resulted in mast bumping and a main rotor blade contact with the cockpit area.
NTSB investigation record
Robinson R-22Beta· N2313G
Primary finding
A divergence of the main rotor from its normal plane of rotation for an undetermined reason which resulted in mast bumping and a main rotor blade contact with the cockpit area.
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