# N39050: 1978 Grumman American Avn. AA-1C, registration cancelled 1982-10-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 6, 1982
- Status when cancelled: Valid registration
- Airframe: [Grumman American Avn. AA-1C](https://openairdocs.org/model/grumman-american-avn-aa-1c) (registry code 3960100)
- Data sheets: [TCDS A11EA](https://openairdocs.org/tcds/A11EA) (OpenAirDocs)
- Serial number: AA1C0203
- Year built: 1978
- Type of aircraft: Fixed wing single engine
- Certificate issued: January 26, 1982
- Mode S code: A485E9
- Owner when cancelled: [Terhaar Frederick J Jr](https://openairdocs.org/faa-owner/TERHAAR%20FREDERICK%20J%20JR)
- Location: [Westport, CT](https://openairdocs.org/faa-place/CT/Westport)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N39050
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=39050
- Page: https://openairdocs.org/deregistered/N39050-1982-10-06

From the FAA registry file of October 29, 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 Grumman American Avn. AA-1C: https://openairdocs.org/model/grumman-american-avn-aa-1c.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 NYC82DA138](https://openairdocs.org/ntsb/NYC82DA138), Jul 2, 1982: Grumman AA-1C (N39050), West Haven, CT, substantial damage

## FAA accident and incident reports (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 19820702028209A](https://openairdocs.org/incident/19820702028209A), Jul 2, 1982: Gulstm AA1C (N39050), West Haven, CT, Substantial damage. Aircraft crashed on coastline during emergency landing after fuel exhaustion.
- [Incident 19800127018979I](https://openairdocs.org/incident/19800127018979I), Jan 27, 1980: Gulstm AA1C (N39050), Plainfield, IL. Instructor elected emergency landing. Engine running rough. During approach, engine appeared to function normal.

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