# STC SA4155WE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Hamilton Aviation Co, United States
- Description: Installation of two Southwind combustion heaters, P/N 8472, with associated plumbing, ducting and fire protection.
- Status date: October 20, 1981
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-793](https://openairdocs.org/tcds/A-793)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/993F88F568BCC8B785256CC2000E39F0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA4155WE

## ADs that name it (0)

None.

## Approved models (2)

- Tracor Flight Systems Inc. 240 Series (T-29B) ([TCDS A-793](https://openairdocs.org/tcds/A-793))
- Tracor Flight Systems Inc. 240 Series (T-29D) ([TCDS A-793](https://openairdocs.org/tcds/A-793))

---
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.