# STC SH4099SW

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Sextant Avionique, Inc, United States
- Description: Installation of Sextant 3-axis mini- stab system for single pilot IFR operation.
- Status date: May 31, 1994
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B6DEDB50B1A334C885256CC2005C31E7.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH4099SW

## ADs that name it (0)

None.

## Approved models (3)

- Bell Helicopter Textron (Canada) 206L-1 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron (Canada) 206L-3 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron (Canada) 206L-4 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))

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