# STC SA4266WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Serv-Aero Engineering Inc, United States
- Description: Installation of modified elevator trim tab system.
- Status date: November 26, 1980
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A4SW](https://openairdocs.org/tcds/A4SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EF11E00241C745DB85256CC2000E3AFC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4266WE

## ADs that name it (0)

None.

## Approved models (1)

- Ayres Corporation S2R ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))

---
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.