# STC SA3-19

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aerodyne Products, United States
- Description: Steel tube and aluminum covered hatch doors fabricated with plexiglass windows.
- Status date: January 1, 1960
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-718](https://openairdocs.org/tcds/A-718), [TCDS A-787](https://openairdocs.org/tcds/A-787)
- Certificate PDF: https://openairdocs.org/files/sha256/b3/62/b3623d87ff155cef1156df9be3f1ceff47b81330f80379edbdd7dcd58eff2aae
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0CBF70261F277E6E862570CA006AE6A1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3-19

## ADs that name it (0)

None.

## Approved models (4)

- Univair Aircraft Corporation 415-C ([TCDS A-718](https://openairdocs.org/tcds/A-718))
- Univair Aircraft Corporation 415-CD ([TCDS A-718](https://openairdocs.org/tcds/A-718))
- Univair Aircraft Corporation 415D ([TCDS A-718](https://openairdocs.org/tcds/A-718))
- Univair Aircraft Corporation 415D ([TCDS A-787](https://openairdocs.org/tcds/A-787))

## What the certificate says

The certificate has no text we could read; open the PDF to read it.

## Every issue (1)

- February 6, 1957: Issued, Current. [certificate](https://openairdocs.org/files/sha256/b3/62/b3623d87ff155cef1156df9be3f1ceff47b81330f80379edbdd7dcd58eff2aae)

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