Accident · 2024-02-11

NTSB case ANC24LA013 · ROBINSON HELICOPTER COMPANY R44 II · Part 91

What the record says

Event date: 2024-02-11
Event type: Accident
Highest injury level: No injuries
Aircraft: ROBINSON HELICOPTER COMPANY R44 II (N74868)
Operating rule: Part 91
Operator: SHEEP MOUNTAIN AIR LLC Operator named in NTSB report
Operated by (per NTSB report): SHEEP MOUNTAIN AIR LLC

Probable cause

A sudden stoppage of the tail rotor for unknown reasons, which resulted in the tortional overload failure of the tail rotor driveshaft.

Source: NTSB case ANC24LA013

Flight crew

Certification and experience as recorded in the NTSB accident database for this event. The NTSB records these facts about the crew's flying history; GroundCheck shows them as filed, without names or identities.

Role	Certificate	Instrument rating	Age	Medical	Flight hours
Pilot pilot flying	Commercial / Flight engineer / Remote pilot	Airplane	39	Class 2	5,000 total

Facts as the NTSB records them — GroundCheck adds no judgement. Preliminary records may be revised as the investigation proceeds.

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