# N915RT: 1982 Gates Learjet 55, registration cancelled 2023-06-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 27, 2023
- Status when cancelled: Valid registration
- Airframe: [Gates Learjet 55](https://openairdocs.org/model/gates-learjet-55) (registry code 5170702)
- Engine: [Garrett TFE731 series](https://openairdocs.org/engine/garrett-tfe731-series) (registry code 29001)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE), [TCDS E6WE](https://openairdocs.org/tcds/E6WE) (OpenAirDocs)
- Serial number: 029
- Year built: 1982
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-fan
- Airworthiness: Standard, transport
- Airworthiness date: November 5, 1992
- Certificate issued: June 15, 2010
- Last registry action: April 14, 2023
- Mode S code: ACAAC7
- Owner when cancelled: [Byrum Lyle Trustee](https://openairdocs.org/faa-owner/BYRUM%20LYLE%20TRUSTEE)
- Location: [Roswell, NM](https://openairdocs.org/faa-place/NM/Roswell)
- Owner type: Individual
- Owner's area on the map: 33.6688° N, 104.4967° W: Placed by OpenAirDocs at the center of ZIP code 88201, within about 29 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N915RT
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=915RT
- Page: https://openairdocs.org/deregistered/N915RT-2023-06-27

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

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR G41A20140629006](https://openairdocs.org/sdr/G41A20140629006), Jun 25, 2015: UNKNOWN. MALFUNCTIONED. THE FLIGHT WAS NORMAL UNTIL THE CREW BEGAN THEIR DESCENT, THE CAPTAIN NOTICED THE CABIN ALTITUDE ON THE PRESSURIZATION CONTROLLER RAPIDLY RISING. NO OBVIOUS SIG

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