# N91989: 1950 Douglas AD-4, registration cancelled 2011-03-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 31, 2011
- Status when cancelled: Assigned, pending cancellation
- Airframe: [Douglas AD-4](https://openairdocs.org/model/douglas-ad-4) (registry code 3026010)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 61
- Year built: 1950
- Type of aircraft: Fixed wing single engine
- Airworthiness: Standard, normal
- Airworthiness date: May 17, 1977
- Last registry action: December 7, 1976
- Mode S code: ACBBAC
- The mark today: https://openairdocs.org/aircraft/N91989
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91989
- Page: https://openairdocs.org/deregistered/N91989-2011-03-31

From the FAA registry file of November 5, 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 Douglas AD-4: https://openairdocs.org/model/douglas-ad-4.md

## Other aircraft with N91989

- [Cancelled 1965-05-21](https://openairdocs.org/deregistered/N91989-1965-05-21): Piper J3C-65, S/N 16424. Owner: [Chemical Spray Service](https://openairdocs.org/faa-owner/CHEMICAL%20SPRAY%20SERVICE), [Madisonville, KY](https://openairdocs.org/faa-place/KY/Madisonville)

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