# STC SA5344SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 40/50, single and two axis automatic flight guidance systems, Model ST-247-40/50.
- Applied: August 2, 1984
- Status date: October 3, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20CE](https://openairdocs.org/tcds/A20CE)
- Certificate PDF: https://openairdocs.org/files/sha256/c4/9e/c49e8eac926d9725b3922bc2b2e6abb07590af0311b7385c49ae17ca5980f2be
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B77006647E3633BB85256CC200122885.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5344SW-D

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 177RG ([TCDS A20CE](https://openairdocs.org/tcds/A20CE))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

Hriti States of SucTice Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA53945W-D This certificate issued to: S-TEC Corporation Rt. 4, Bldg, 946 Wolters Industrial Complex Mineral Wells, TX /606/ Certifies that the change in the type design for the following product with the limitalions and conditions thorefor as specified hereon meets tho airworthiness reguirements of Part 23 of the Federal Air Regulations:

Original Product -Type Certificate Numben: AZOCE Model: 177RG Description of Type Design Change:

Installation of S-TEC System 40/50, Single and Two Axis Automatic Flight Guidance Systems, Model ST-247-40/50, according to Bulletin No. 347, dated 7-12-84 and Master Drawing List No. 92283, dated 7-12-84 and/or later FAA Approved revisions of the above data (28 Volt System).

1. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89498, dated 10-3-84 is required for S-TEC System 40 and/or later FAA Approved revisions of the above supplement.

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

Date of Application: 8-02-84 Date Reissued:

Dote sf issuanco. 10-3-84 Date Amended:

FEDERAL AVIATION By Direction of the Administrator (Signature) TO MINISTRAIO Harold W. Holdeman DAS Staff Coorcinator, DAS 5 Sw

47.

**FAA 701- 8110-2 (10-68)**

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA5344SW-D Limitations and Conditions: (con't)

2. FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual, P/N 89500, dated 10-3-84 is required for S-TEC System 50 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.

**47 PAGE 2 OF 2 PAGES**

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street ) (City, State, and ZIP code ) trom (Name of grantor) (Print or type).

(Address of grantor) (Number and street ) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

U.S. GOVERNMENT PRINTING OFFICE: 1966 OF OF-205-579

## Every issue (1)

- October 3, 1984: Issued, Current. [certificate](https://openairdocs.org/files/sha256/c4/9e/c49e8eac926d9725b3922bc2b2e6abb07590af0311b7385c49ae17ca5980f2be)

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