# STC SA2706CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Duncan Aviation, Inc, United States
- Description: Installation of a KET 2 inch Horizontal Gryo System
- Applied: August 6, 1990
- Status date: April 22, 1991
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A59EU](https://openairdocs.org/tcds/A59EU)
- Certificate PDF: https://openairdocs.org/files/sha256/d4/99/d499946d6a5bdf882cfbae5c83c59a95251aabbf41c1b1a95482975e9a87e979
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2CFAADCE0A34FFEB86258123006953F1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2706CE

## ADs that name it (0)

None.

## Approved models (1)

- Industrie Aeronautiche e Meccaniche P-180 ([TCDS A59EU](https://openairdocs.org/tcds/A59EU))

## What the certificate says

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

## Every issue (1)

- April 22, 1991: Amended, Current. [certificate](https://openairdocs.org/files/sha256/d4/99/d499946d6a5bdf882cfbae5c83c59a95251aabbf41c1b1a95482975e9a87e979)

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.