# STC SA4417SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC system 60 stabilization system ST-060
- Applied: May 19, 1981
- Status date: April 5, 1982
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A12](https://openairdocs.org/tcds/3A12)
- Certificate PDF: https://openairdocs.org/files/sha256/9e/88/9e88143414363640f329a88f55de3a0db79c23a68751e88f33abe13fe8a933f2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DF074FF0A716240D86257E03006CD651.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4417SW

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company 172P ([TCDS 3A12](https://openairdocs.org/tcds/3A12))
- The Cessna Aircraft Company 172N ([TCDS 3A12](https://openairdocs.org/tcds/3A12))

## 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.

United States or amrrita Bcpartment of "(transportation federal 2toiation administration Supplemental 'Cgpe Certificate fy£&L- /?*€£<(**• sleauAta&t SA4417SW S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, Texas 76067 3 Civil Air Cessna 172N, 172P Installation of S-TEC System 60 Pitch Stabilization System, Model ST-060 according to Bulletin No. 163, Revision 1, dated 1-04-82 and Master Drawing List No. 9255, Revision A, dated 1-04-82, or later FAA approved revision. (28 Volt System) See Continuation Sheet, page 2, of this STC.

*m JieMrU^^ S&cvrriAmt&foa&v-j&J&e' ^: May 19, 1981 July 15, 1981 April 5, 1982 Revision 1 /JjSTf.2r?z '(Signature) Don P. WatsonActing Chief, Aircraft Certification Division (Title)

FAA FotM 8110-2(10-68)

ttnittd £tatu of anterica Bepartment of ^transportation— jp dtral SOiation administration >upplemtntal HTgpe Certificate(Continuation £heet) SA44HSW Revision 1 Limitations and Conditions:

L. Supplemental Flight Manual FAA Approved P/N 8959 dated 7-15-81 is required for Cessna Model 172N, S/N 17271034 and Below Landplane Only with S-TEC System 60 Pitch Stabilization System.

2. Pilot's Operating Handbook and FAA Approved Airplane Flight Manual Supplement P/N 8969 dated 7-15-81 is required for Cessna Model 172N, S/N 17271035 and On with S-TEC System 60 Pitch Stabilization System.

3. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual P/N 8969-1 dated 4-5-82 is required for Cessna Models 172N and 172P with S-TEC Pitch Stabilization System.

4. Compatibility of this modification with other previously approved modifications must be determined by the installer.

FAA FORM 8110-2-1 (IO-69) This ceftifcaU may be transferred in accordance with FAR 21.47.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number _ to (Name of transferee) (Address of transferee) (Number and street) (City, State, and £IP code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, Stale, and £//> code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- April 5, 1982: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9e/88/9e88143414363640f329a88f55de3a0db79c23a68751e88f33abe13fe8a933f2)

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