Jun 2, 2010
Accident
Substantial Midlothian, TX
Injuries2 fatal
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The fracture of a swashplate drive pin as a result of hydrogen embrittlement due to an unknown source, which resulted in an in-flight breakup of the main rotor system during cruise flight.
NTSB CEN10FA291