# N3979C: 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: December 2, 2014
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3979C
- Page: https://openairdocs.org/aircraft/N3979C

## Aircraft that carried N3979C

- [Cancelled 2014-12-02](https://openairdocs.org/deregistered/N3979C-2014-12-02): Bell UH-1B, S/N 62-2048, built 1962. Registration expired, pending cancellation. Owner: [Clearwater Management Co Inc](https://openairdocs.org/faa-owner/CLEARWATER%20MANAGEMENT%20CO%20INC), [Lewiston, ID](https://openairdocs.org/faa-place/ID/Lewiston)

## NTSB investigations on N3979C (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 SEA93LA207](https://openairdocs.org/ntsb/SEA93LA207), Sep 23, 1993: Bell UH-1B (N3979C), Pierce, ID, substantial damage. Probable cause: SEPARATION OF THE 90 DEGREE GEARBOX AFTER FATIGUE FAILURE OF THE GEARBOX ATTACH BOLTS. FACTORS INCLUDE HILLY/MOUNTAINOUS TERRAIN.

## FAA accident and incident reports on N3979C (2)

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 19930923036609A](https://openairdocs.org/incident/19930923036609A), Sep 23, 1993: Bell UH1B (N3979C), Pierce, ID, Substantial damage. 90 Degree gear box separated from helicopter. Landed hard during run on landing. Chopped tail. Attach bolts broke.
- [Incident 19860412021889I](https://openairdocs.org/incident/19860412021889I), Apr 12, 1986: Bell UH1B (N3979C), Turlock, CA, Minor damage. Following spray run aircraft lost RPM. Damage to cross tube and rotor. Hot section had failed.

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