# STC SA989GL-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: AlliedSignal Aerospace Co, United States
- Description: Installation of a Bendix TCAS II system comprised of the following model numbers: TPA-81A, TCAS Processor; two MST-67A, Mode S Transponders; KFS-578A, TCAS Control; two IVA-81A, TA/VSI indicators; two ANT-81A, TCAS Antennas; and four Dorne and Margolin DMNI 50-2-2, Mode S Antennas.
- Status date: March 31, 1992
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A33EU](https://openairdocs.org/tcds/A33EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A4BFB296CF9D278C85256CC2005A72A0.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA989GL-D

## ADs that name it (0)

None.

## Approved models (1)

- Avions Marcel Dassault - Breguet Aviation Falcon 10 ([TCDS A33EU](https://openairdocs.org/tcds/A33EU))

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