# STC SA3247WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Astronautics Corporation of America, United States
- Description: Modification of aileron control system by addition of aileron centering springs and installation of Pathfinder Autopilot Systems and/or Pitch Trim Systems.
- Status date: September 30, 1998
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F5F3B8E09CEE7B0785256CC2000A95D1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3247WE

## ADs that name it (0)

None.

## Approved models (2)

- The Cessna Aircraft Company 210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- The Cessna Aircraft Company T210L ([TCDS 3A21](https://openairdocs.org/tcds/3A21))

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