# STC SA4-1045

- Type: Supplemental type certificate
- Status: Current, Surrendered
- Holder: Alaska Coastal Airlines, United States
- Description: Enlarged opening in airstair interior side panel.
- Status date: March 27, 2009
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: TCDS 785
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/014A318350D5E365862576CD00810B1B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-1045

## ADs that name it (0)

None.

## Approved models (1)

- General Dynamics Corporation 28-5ACF (TCDS 785)

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