# STC SA1085CE-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Collins Radio Company, United States
- Description: Installation of Collins Radio Group AP-106, 3-axis autopilot system.
- Status date: June 25, 1975
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2C7A51C14171D3EC85256CC10080DDA6.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1085CE-D

## ADs that name it (0)

None.

## Approved models (1)

- The New Piper Aircraft Inc. PA-31-325 ([TCDS A20SO](https://openairdocs.org/tcds/A20SO))

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