# N531K: 1982 Gates Learjet 55, registration cancelled 2023-12-28

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 28, 2023
- Exported to: Brazil
- Status when cancelled: Valid registration
- Airframe: [Gates Learjet 55](https://openairdocs.org/model/gates-learjet-55) (registry code 5170702)
- Engine: [AiResearch TFE731 series](https://openairdocs.org/engine/airesearch-tfe731-series) (registry code 01518)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Serial number: 053
- Year built: 1982
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-jet
- Airworthiness: Standard, transport
- Airworthiness date: August 10, 1982
- Certificate issued: November 3, 2023
- Last registry action: November 3, 2023
- Mode S code: A6B505
- Owner when cancelled: [Aviation Trust Co LLC Trustee](https://openairdocs.org/faa-owner/AVIATION%20TRUST%20CO%20LLC%20TRUSTEE)
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: LLC
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N531K
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=531K
- Page: https://openairdocs.org/deregistered/N531K-2023-12-28

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 Gates Learjet 55: https://openairdocs.org/model/gates-learjet-55.md

## Other aircraft with N531K

- [Cancelled 1975-11-25](https://openairdocs.org/deregistered/N531K-1975-11-25): Douglas DC-7C, S/N 45470. Exported to Bolivia. Owner: [Sherman Nick E](https://openairdocs.org/faa-owner/SHERMAN%20NICK%20E), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami)

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