Accident · 2022-02-22

NTSB case ANC22FA018 · SIKORSKY S-61N · Part 133

What the record says

Event date
2022-02-22
Event type
Accident
Highest injury level
Fatal injury
Aircraft
SIKORSKY S-61N (N615CK)
Operating rule
Part 133
Operator
CROMAN CORP Operator named in NTSB report
Operated by (per NTSB report)
CROMAN CORP

Probable cause

The improper installation of the fore/aft primary servo by maintenance personnel, which resulted in the attaching hardware backing out and which subsequently rendered the helicopter uncontrollable. Contributing to the accident was the company’s quality control personnel to identify the improper installation before certifying the helicopter for flight.

Source: NTSB case ANC22FA018

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.

RoleCertificateInstrument ratingAgeMedicalFlight hours
Pilot pilot flyingAirline transport pilotHelicopter64Class 2 (2021-03-02)16,515 total
PilotAirline transport pilotAirplane55Class 2 (2022-02-12)7,060 total · 2,682 in this make/model

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

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