# STC SA02509NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Thomas P. Dietrich d.b.a., Germany
- Description: Installation of R sti.Fernandez SEFA Ski 8001 with Tailski R sti Fernandes 1700-1-H
- Applied: December 2, 2007
- Status date: February 12, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A22NM](https://openairdocs.org/tcds/A22NM)
- Certificate PDF: https://openairdocs.org/files/sha256/89/cb/89cbbb01f5dd4899c6670b40726bbbedf5be55b203aafc1a770a460eaecd998e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5E120211F8E64A11862574100069E9E2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02509NY

## ADs that name it (0)

None.

## Approved models (5)

- Sky International Inc. A-1 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Sky International Inc. A-1A ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Sky International Inc. A-1B ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Sky International Inc. A-1C-180 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))
- Sky International Inc. A-1C-200 ([TCDS A22NM](https://openairdocs.org/tcds/A22NM))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Hegnacherstr 43 70736 Fellbach Germany

Part 23 of the Federal Aviation Regulations.

Original Product Type Certificate Number: A22NM

Make: Sky International Inc.

Model: A-1, A-1A, A-1B, A-1C-180, A-1C-200 Description of Type Design Change:

1. Installation of Rösti.Fernandez SEFA Ski 8001 with Tailski Rösti Fernandes 1700-1-H in accordance with Thomas P. Dietrich

d.b.a. Master Drawing List Document # RF8001MDL Revision 1, dated January 23, 2008, EAS approved, or later EASA approved revision

1. This approval is limited to aircraft installed with hydraulic pump P/N GP-H-503-E, which is part of the RF8001 Ski.

2. This approval does not include aircraft model A-1B installed with Lycoming O-320-D2A 160 HP engine.

3. Thomas P. Dietrich d.b.a. Aircraft Flight Manual Supplement SKI, Revision 1, EASA approved, dated December 04, 2007 is required for this installation

4. Thomas P. Dietrich Instructions for Continued Airworthiness Document # RF8001FAAICA Revision -, FAA accepted January 29, 2008, is required for this installation.

5. The Installer must determine whether this design change is compatible with previously approved modifications.

6. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Date of application: December 04, 2007

Date of issuance: February 12, 2008 Date reissued:

( Signature) Anthony Socias Manager New York Aircraft Certification Office

( Title)

## Every issue (1)

- February 12, 2008: Issued, Current. [certificate](https://openairdocs.org/files/sha256/89/cb/89cbbb01f5dd4899c6670b40726bbbedf5be55b203aafc1a770a460eaecd998e)

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