# STC ST00019WI-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Rockwell Collins Inc, United States
- Description: Installation of Collins TCAS II and Single Mode S Transponder Systems
- Applied: January 29, 1993
- Status date: September 30, 1999
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A23WE](https://openairdocs.org/tcds/A23WE)
- Certificate PDF: https://openairdocs.org/files/sha256/b9/91/b991bf49847593caee30239fd89fa6f02843a6da6342791559582e39ef1174a6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/BEC1AFE1EAB887338625720D0072F337.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00019WI-D

## ADs that name it (0)

None.

## Approved models (1)

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

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- September 30, 1999: Amended, Current. [certificate](https://openairdocs.org/files/sha256/b9/91/b991bf49847593caee30239fd89fa6f02843a6da6342791559582e39ef1174a6)

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