# N51878: 1978 Cook AX-3, registration cancelled 2017-02-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 17, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cook AX-3](https://openairdocs.org/model/cook-ax-3) (registry code 05637C2)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 001
- Year built: 1978
- Type of aircraft: Balloon
- Engine type: None
- Airworthiness: Experimental, exhibition
- Airworthiness date: May 24, 1983
- Certificate issued: March 13, 1978
- Last registry action: June 18, 2004
- Mode S code: A68295
- Owner when cancelled: [Cook Wayne F](https://openairdocs.org/faa-owner/COOK%20WAYNE%20F)
- Location: [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)
- Owner type: Individual
- Owner's area on the map: 29.6706° N, 95.5863° W: Placed by OpenAirDocs at the center of ZIP code 77099, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N51878
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51878
- Page: https://openairdocs.org/deregistered/N51878-2017-02-17

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 Cook AX-3: https://openairdocs.org/model/cook-ax-3.md

## Other aircraft with N51878

- [Cancelled 1946-12-26](https://openairdocs.org/deregistered/N51878-1946-12-26): Douglas DC3C-S1C3G, S/N 4542, built 1945. Owner: [War Assets Administration](https://openairdocs.org/faa-owner/WAR%20ASSETS%20ADMINISTRATION), [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.