# STC SA3167SO

- Type: Supplemental type certificate
- Status: Current, Reissued and Amended
- Holder: Honeywell International Inc., United States
- Description: Installation of dual CAS-81A TCAS II system.
- Applied: October 6, 2022
- Status date: February 24, 2000
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A35EU](https://openairdocs.org/tcds/A35EU)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A939D22D7138F93685256CC2000A94B9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3167SO

## ADs that name it (0)

None.

## Approved models (2)

- Airbus A310 200 Series ([TCDS A35EU](https://openairdocs.org/tcds/A35EU))
- Airbus A310 300 Series ([TCDS A35EU](https://openairdocs.org/tcds/A35EU))

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