# STC SA495AL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Univair Aircraft Corp, United States
- Description: Installation of Lycoming O-290-D engine (125 hp) using Stoddard Model 501 engine mount.
- Applied: January 12, 1973
- Status date: July 9, 1981
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-725](https://openairdocs.org/tcds/A-725)
- Certificate PDF: https://openairdocs.org/files/sha256/ed/91/ed9185b4bf4af19c24a862c84e959987ddf9a1a1b01e3b3f51c73f92bd964a2b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0B7FEA1B25E833BE85256CC2000E3FF6.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA495AL

## ADs that name it (0)

None.

## Approved models (2)

- FS 2001 Corp. J5A (Army L-4F) ([TCDS A-725](https://openairdocs.org/tcds/A-725))
- FS 2001 Corp. J5A-80 ([TCDS A-725](https://openairdocs.org/tcds/A-725))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- July 9, 1981: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ed/91/ed9185b4bf4af19c24a862c84e959987ddf9a1a1b01e3b3f51c73f92bd964a2b)

---
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.