# N31SK: Learjet 24A, registration cancelled

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: date not recorded
- Status when cancelled: Triennial form not returned
- Airframe: [Learjet 24A](https://openairdocs.org/model/learjet-24a) (registry code 5170304)
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE) (OpenAirDocs)
- Serial number: 118
- Type of aircraft: Fixed wing multi engine
- Mode S code: A34612
- The mark today: https://openairdocs.org/aircraft/N31SK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=31SK
- Page: https://openairdocs.org/deregistered/N31SK-undated

From the FAA registry file of October 28, 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 24A: https://openairdocs.org/model/learjet-24a.md

## Other aircraft with N31SK

- [Registered now](https://openairdocs.org/aircraft/N31SK): Rolladen-Schneider OHG LS1-F, S/N 275, built 1975

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