# N639: 1927 Waco ATO, registration cancelled 1935-04-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 15, 1935
- Status when cancelled: Valid registration
- Airframe: [Waco ATO](https://openairdocs.org/model/waco-ato) (registry code 9601212)
- Data sheets: [TCDS ATC 123](https://openairdocs.org/tcds/ATC%20123) (OpenAirDocs)
- Serial number: A-803
- Year built: 1927
- Type of aircraft: Fixed wing single engine
- Certificate issued: February 1, 1935
- Mode S code: A85F2A
- Owner when cancelled: [Tribble Clifton](https://openairdocs.org/faa-owner/TRIBBLE%20CLIFTON)
- Location: [Owensboro, KY](https://openairdocs.org/faa-place/KY/Owensboro)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N639
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=639
- Page: https://openairdocs.org/deregistered/N639-1935-04-15

From the FAA registry file of November 7, 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 Waco ATO: https://openairdocs.org/model/waco-ato.md

## Other aircraft with N639

- [Cancelled 2013-08-06](https://openairdocs.org/deregistered/N639-2013-08-06): Ruttmar ROTOR-WAY SCORPION, S/N 01, built 1972. Revoked, canceled. Owner: [Ruttmar Johann](https://openairdocs.org/faa-owner/RUTTMAR%20JOHANN), [Speculator, NY](https://openairdocs.org/faa-place/NY/Speculator)

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