# STC SA4-665

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Glasco-Air Products, United States
- Description: Glass cloth applied over fuselage, wings, and horizontal and vertical stabilizers.
- Status date: January 1, 1960
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS ATC 608](https://openairdocs.org/tcds/ATC%20608)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3044D39BD108820D862570D000762A68.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4-665

## ADs that name it (0)

None.

## Approved models (1)

- Consolidated Vultee Aircraft Corporation Stinson Division SR-8 Series ([TCDS ATC 608](https://openairdocs.org/tcds/ATC%20608))

---
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.