# STC ST09409SC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Airjet, Inc, United States
- Description: Install dual AlliedSignal GNS-XLS Flight Management Systems for primary means oceanic/remote operations.
- Status date: May 1, 1998
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A10CE](https://openairdocs.org/tcds/A10CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F18D31E38F6771E785256CC300035E1C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST09409SC

## ADs that name it (0)

None.

## Approved models (4)

- Learjet Inc. Learjet 35 ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))
- Learjet Inc. Learjet 35A (C-21A) ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))
- Learjet Inc. Learjet 36 ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))
- Learjet Inc. Learjet 36A ([TCDS A10CE](https://openairdocs.org/tcds/A10CE))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.