# N521M: Brunner-Winkle BIRD A, registration cancelled

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: date not recorded
- Status when cancelled: Valid registration
- Airframe: [Brunner-Winkle BIRD A](https://openairdocs.org/model/brunner-winkle-bird-a) (registry code 1530100)
- Serial number: 1047
- Type of aircraft: Fixed wing single engine
- Mode S code: A68DB8
- Owner when cancelled: [Kimball Aircraft Corp](https://openairdocs.org/faa-owner/KIMBALL%20AIRCRAFT%20CORP)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N521M
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=521M
- Page: https://openairdocs.org/deregistered/N521M-undated

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 Brunner-Winkle BIRD A: https://openairdocs.org/model/brunner-winkle-bird-a.md

## Other aircraft with N521M

- [Cancelled 2017-03-24](https://openairdocs.org/deregistered/N521M-2017-03-24): Aeros AEROS-2, S/N 104, built 2006. Registration expired, pending cancellation. Owner: [Molina Angel H](https://openairdocs.org/faa-owner/MOLINA%20ANGEL%20H), [Rio Rico, AZ](https://openairdocs.org/faa-place/AZ/Rio%20Rico)
- [Cancelled 1973-02-23](https://openairdocs.org/deregistered/N521M-1973-02-23): Hawker Siddeley DH.125-3A/522, S/N 25129. Owner: [Marathon Oil Company](https://openairdocs.org/faa-owner/MARATHON%20OIL%20COMPANY), [Findlay, OH](https://openairdocs.org/faa-place/OH/Findlay)

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