# N11QM: Learjet 23, registration cancelled 1989-12-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 8, 1989
- Status when cancelled: N-number assigned, not yet registered
- Airframe: [Learjet 23](https://openairdocs.org/model/learjet-23) (registry code 5170102)
- Data sheets: [TCDS A5CE](https://openairdocs.org/tcds/A5CE) (OpenAirDocs)
- Serial number: 091
- Type of aircraft: Fixed wing multi engine
- Mode S code: A02B44
- The mark today: https://openairdocs.org/aircraft/N11QM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11QM
- Page: https://openairdocs.org/deregistered/N11QM-1989-12-08

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 Learjet 23: https://openairdocs.org/model/learjet-23.md

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 19800130020259I](https://openairdocs.org/incident/19800130020259I), Jan 30, 1980: Lear 35A (N11QM), Chicago, IL, Minor damage. Pilot turned onto a service road by mistake. Tip tank punctured by steel stop sign post.

## Other aircraft with N11QM

- [Registered now](https://openairdocs.org/aircraft/N11QM): Eurocopter EC 130 B4, S/N 3751, built 2003

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