Final
None
Aug 20, 2025
N589SH accident at Skwentna, AK
Airbus Helicopters AS350B3e — Miscellaneous/other at Skwentna, AK
DateAug 20, 2025
Tail numberN589SH
AircraftAirbus AS350B3e · Airbus AS350 AStar · AS50
LocationSkwentna, AK
Phase of flightStanding
OperationPart 133 Exld
InjuriesNone
NTSB caseANC25LA097
Probable cause
The pilot’s inadvertent entanglement of a lightweight Kevlar long line into the helicopters operating main rotor system, resulting in a severe imbalance and separation of the main rotor gearbox.
View the full NTSB report (PDF) →
Get email alerts
Follow any of these and NTSB Alerts emails you when a matching report publishes — including when this case is updated.