# STC SA2294SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Enviro Systems Inc., United States
- Description: Installation of seat access panel in accordance with ALM Technologies, Inc., Drawing List, Document No. 3698001, dated August 21, 1987, or later FAA approved revision.
- Applied: September 9, 1987
- Status date: June 20, 2003
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/33B865EA483EFFBA86256D71006290F2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2294SO

## ADs that name it (0)

None.

## Approved models (10)

- MD Helicopter Inc. 369 ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369A ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369D ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369E ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369F ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369FF ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369H ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369HE ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369HM ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))
- MD Helicopter Inc. 369HS ([TCDS H3WE](https://openairdocs.org/tcds/H3WE))

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