# N3865: Seifert MOCKINBOID # 1, registration cancelled

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: date not recorded
- Status when cancelled: B
- Airframe: [Seifert MOCKINBOID # 1](https://openairdocs.org/model/seifert-mockinboid-1) (registry code 0562008)
- Serial number: 1
- Type of aircraft: Fixed wing single engine
- Mode S code: A4749B
- The mark today: https://openairdocs.org/aircraft/N3865
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3865
- Page: https://openairdocs.org/deregistered/N3865-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 Seifert MOCKINBOID # 1: https://openairdocs.org/model/seifert-mockinboid-1.md

## Other aircraft with N3865

- [Cancelled 1980-07-10](https://openairdocs.org/deregistered/N3865-1980-07-10): Mooney M20J, S/N 24-0966. Exported to Germany. Owner: [Wittenbrook Flying Service Inc](https://openairdocs.org/faa-owner/WITTENBROOK%20FLYING%20SERVICE%20INC), [Barnesville, OH](https://openairdocs.org/faa-place/OH/Barnesville)
- [Cancelled 1933-01-11](https://openairdocs.org/deregistered/N3865-1933-01-11): Waco GXE, S/N 1263. Owner: [Suddarth R F](https://openairdocs.org/faa-owner/SUDDARTH%20R%20F), [Albermarle, NC](https://openairdocs.org/faa-place/NC/Albermarle)

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