# N400EX: Gates Learjet 35A, registration cancelled 1992-12-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 9, 1992
- Status when cancelled: Valid registration
- Airframe: [Gates Learjet 35A](https://openairdocs.org/model/gates-learjet-35a) (registry code 5170602)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Serial number: 574
- Type of aircraft: Fixed wing multi engine
- Last registry action: November 19, 1986
- Mode S code: A4AD1B
- Owners when cancelled: [Sold To United States Of America](https://openairdocs.org/faa-owner/SOLD%20TO%20UNITED%20STATES%20OF%20AMERICA)
- Location: [Wright Pat Afb, OH](https://openairdocs.org/faa-place/OH/Wright%20Pat%20Afb)
- Owner type: Individual
- Owner's area on the map: 39.8230° N, 84.0485° W: Placed by OpenAirDocs at the center of ZIP code 45433, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N400EX
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=400EX
- Page: https://openairdocs.org/deregistered/N400EX-1992-12-09

From the FAA registry file of October 31, 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 Gates Learjet 35A: https://openairdocs.org/model/gates-learjet-35a.md

## Other aircraft with N400EX

- [Registered now](https://openairdocs.org/aircraft/N400EX): Extra Flugzeugbau EA-400, S/N 24

---
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.