# N9571: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: April 9, 2026
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9571
- Page: https://openairdocs.org/aircraft/N9571

## Aircraft that carried N9571

- [Cancelled 2026-04-09](https://openairdocs.org/deregistered/N9571-2026-04-09): Bell 47G-4A, S/N 7504. Owner: [Porter Robert A](https://openairdocs.org/faa-owner/PORTER%20ROBERT%20A), [Anacortes, WA](https://openairdocs.org/faa-place/WA/Anacortes)

## NTSB investigations on N9571 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA97LA191](https://openairdocs.org/ntsb/SEA97LA191), Aug 17, 1997: Bell 47G (N9571), Wellpinit, WA, substantial damage. Probable cause: The pilot's selection of an unsuitable landing site, and his failure to maintain rotor blade clearance from terrain during landing.

## FAA accident and incident reports on N9571 (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19970817025889A](https://openairdocs.org/incident/19970817025889A), Aug 17, 1997: Bell 47G4A (N9571), Wellpinit, WA, Substantial damage. (.19) On August 17, 1997, about 1420 pacific daylight time, N9571, a Bell 47G helicopter, operated by the owner/pilot, impacted terrain and was substantially…

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