# STC SA1656GL

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: American Trans Air, United States
- Description: Installation of Bendix/King TCAS II(Model CAS-81) and mode S transponder (Model TRA-67).
- Status date: August 25, 1994
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A23WE](https://openairdocs.org/tcds/A23WE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FDBB5DF30450CCE685256CC10083CE58.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1656GL

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation L-1011-385-1 ([TCDS A23WE](https://openairdocs.org/tcds/A23WE))

---
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.