# STC SA3793WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Transinternational Airlines, United States
- Description: Installation of Tracor 7640A ONS.
- Status date: February 2, 1979
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A1SO](https://openairdocs.org/tcds/A1SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3613D2D7272876C185256CC2000C5A83.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3793WE

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation 382 ([TCDS A1SO](https://openairdocs.org/tcds/A1SO))

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