# STC ST436SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Flight Accessory Services, United States
- Description: Installation of thrust reverser deflector door drive.
- Status date: June 15, 1983
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/68AC51FC6F5E007C85256CC300036018.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST436SO

## ADs that name it (0)

None.

## Approved models (3)

- The Boeing Company 727 ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))
- The Boeing Company 727-200 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))
- The Boeing Company 727C Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

---
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.