# STC SA3-154

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Queeny Edgar M, United States
- Description: Airstair.
- Status date: January 1, 1961
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 785](https://openairdocs.org/tcds/785)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C69E5B4663E7BECD862570D5007A1401.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3-154

## ADs that name it (0)

None.

## Approved models (1)

- General Dynamics Corporation 28-5ACF ([TCDS 785](https://openairdocs.org/tcds/785))

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.