May 20, 2015
Accident
Substantial Kearny, NJ
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The deliberate concealment and reuse of an unairworthy tail rotor driveshaft by unknown personnel, which resulted in an overstress separation at a bonded flange adapter as a result of driveshaft imbalance.
NTSB ERA15LA218