# N3978Y: 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: September 13, 2002
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3978Y
- Page: https://openairdocs.org/aircraft/N3978Y

## Aircraft that carried N3978Y

- [Cancelled 2002-09-13](https://openairdocs.org/deregistered/N3978Y-2002-09-13): Aerospatiale SA315B, S/N 2520, built 1978. Triennial form not returned. Owner: [Roberts Aircraft Company](https://openairdocs.org/faa-owner/ROBERTS%20AIRCRAFT%20COMPANY), [Granite Canyon, WY](https://openairdocs.org/faa-place/WY/Granite%20Canyon)

## NTSB investigations on N3978Y (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 DEN02GA085](https://openairdocs.org/ntsb/DEN02GA085), Jul 31, 2002: Aerospatiale SA315B (N3978Y), Estes Park, CO, destroyed, 1 fatal. Probable cause: the pilot's abrupt collective input during water application to a forest fire. Contributing factors were encountering a vortex ring state, the inadvertent settling with power, the low altitude, and…

## FAA accident and incident reports on N3978Y (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 20020730021349A](https://openairdocs.org/incident/20020730021349A), Jul 30, 2002: Aerosp SA315B (N3978Y), Estespark, CO, No damage, 1 fatal. (-23) Fatal helicopter accident involving N3978Y, an aerospatiale SA315B lama, at the big elk incident, within arapahoe-roosevelt national forest on July 30,…

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