# STC SA5336SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 pitch stabilization system, Model ST-242, with optional automatic electric trim system.
- Applied: August 31, 1984
- Status date: September 5, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A13CE](https://openairdocs.org/tcds/A13CE)
- Certificate PDF: https://openairdocs.org/files/sha256/5d/cb/5dcbac8a6a1c0b6e9976fcf0077d63fc5a3dc3e59c689d565a6135aafc31497b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/EB29D6D4BA644A1085256CC200122875.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5336SW-D

## ADs that name it (0)

None.

## Approved models (3)

- Cessna Aircraft Company 177 ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- Cessna Aircraft Company 177A ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))
- Cessna Aircraft Company 177B ([TCDS A13CE](https://openairdocs.org/tcds/A13CE))

## 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.

Unitri grata Of aarrica Bepartmcnt of transportation —federal 2toiation administration Supplemental t^pe Certificate SA5336SW-D S-TEC Corporation Rt. 4, Bldg. 946 Wolters Industrial Complex Mineral Wells, TX 76067 a^ 23 Federal Air . -'leatt ttfiat A13CE CESSNA 177, 177A AND 177B -rtM' :

Installation of S-TEC System 60 Pitch Stabilization System, Model ST-242, with Optional Automatic Electric Trim System, according to Bulletin No, 342, dated 8-29-84 and Master Drawing List No. 92288, dated 8-29-84 and/or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89515, dated 9-05-84 is required for Cessna Models 177, 177A and 177B, S/N 17702313 and below and/or later FAA Approved revisions of the above supplement.

(See Continuation Sheet, Page 2, a part of this STC).

*£e**iT*4M*a£0wd^ SaldmvrM&&a£rr;ep i>»v. 8-31-84 9-05-84 (Signature) Harold W. Holdeman DAS Staff Coordinator, DAS 5 SW (TMt) f i uif)

This certificate may be transferrtd in accordant jrith FAR 21.47.

10-2 (10-48)

ttnittd £tatts of amtrira Btpartmcnt of TDranBportation— federal a&iation administration Supplemental tlgpe Certificate(Continuation &hect) SA5336SW-D Limitations and Conditions (con't)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89516, dated 9-05-84 is required for Cessna Model 177B, S/N 17702314 through S/N 17702672 and/or later FAA Approved revisions of the above supplement,

3. Compatability of this modification with other previously approved modifications must be determined by the installer.

. 1- , :i!!--Tii/nm (if this certificate is punishable by a fine of not exceeding Si,000, or imprisonment not exceeding 3 yenrs, <>r A-'/* I-,-,.-. ( r.RM ano-2-1 (10-69) This certificate may be trantfcrrtd in accordance :rith l-'.-\l( .'/ V.7

**PAGE OF**

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

Date of Transfer: - Signature of grantor (In ink):

**U.S. GOVERNMENT PRINTING OFFICE . 1966 OF —205-579**

## Every issue (1)

- September 5, 1984: Issued, Current. [certificate](https://openairdocs.org/files/sha256/5d/cb/5dcbac8a6a1c0b6e9976fcf0077d63fc5a3dc3e59c689d565a6135aafc31497b)

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