# STC SA16SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Signature Flight Support Corporation, United States
- Description: Installation of electric trim tab servo.
- Status date: September 4, 1992
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A-723](https://openairdocs.org/tcds/A-723)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2D9DA15384338A3C85256CC10083CF07.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA16SW

## ADs that name it (0)

None.

## Approved models (1)

- Lockheed Aircraft Corporation Lockheed 18 ([TCDS A-723](https://openairdocs.org/tcds/A-723))

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