# N20JT: 1971 Thompson BD-4, registration cancelled 2017-05-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 10, 2017
- Status when cancelled: Third renewal notice
- Airframe: [Thompson BD-4](https://openairdocs.org/model/thompson-bd-4) (registry code 056025H)
- Engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514)
- Serial number: 221
- Year built: 1971
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 23, 1978
- Certificate issued: March 23, 1971
- Last registry action: September 16, 2013
- Mode S code: A19084
- Owner when cancelled: [Thompson John A](https://openairdocs.org/faa-owner/THOMPSON%20JOHN%20A)
- Location: [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson)
- Owner type: Individual
- Owner's area on the map: 32.2217° N, 110.9265° W: Placed by OpenAirDocs: center of Tucson, AZ, within about 9 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N20JT
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=20JT
- Page: https://openairdocs.org/deregistered/N20JT-2017-05-10

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 Thompson BD-4: https://openairdocs.org/model/thompson-bd-4.md

## Other aircraft with N20JT

- [Registered now](https://openairdocs.org/aircraft/N20JT): Pilatus PC-12/47E, S/N 2445, built 2025

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