# N51694: Enstrom Helicopter 280C, registration cancelled 1989-01-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 6, 1989
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Enstrom Helicopter 280C](https://openairdocs.org/model/enstrom-helicopter-280c) (registry code 3300505)
- Data sheets: [TCDS H1CE](https://openairdocs.org/tcds/H1CE) (OpenAirDocs)
- Serial number: 1116
- Type of aircraft: Rotorcraft
- Mode S code: A67B69
- The mark today: https://openairdocs.org/aircraft/N51694
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51694
- Page: https://openairdocs.org/deregistered/N51694-1989-01-06

From the FAA registry file of November 3, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Enstrom Helicopter 280C: https://openairdocs.org/model/enstrom-helicopter-280c.md

## NTSB investigations (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 DEN81FTI19](https://openairdocs.org/ntsb/DEN81FTI19), Sep 9, 1981: Enstrom 280C (N51694), Helena, MT, substantial damage

## FAA accident and incident reports (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 19810909058069A](https://openairdocs.org/incident/19810909058069A), Sep 9, 1981: Enstrm 280C (N51694), Helena, MT, Substantial damage. During simulated autorotation, engine quit and hard landing occurred causing substantial damage.

## Other aircraft with N51694

- [Cancelled 1948-11-24](https://openairdocs.org/deregistered/N51694-1948-11-24): Cessna T-50, S/N 4976. Owner: [F L Jacobs Co](https://openairdocs.org/faa-owner/F%20L%20JACOBS%20CO), [Detroit, MI](https://openairdocs.org/faa-place/MI/Detroit)

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