# STC SA5313SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: S-TEC Corporation, United States
- Description: Installation of S-TEC System 60 two axis automatic flight guidance system, Model ST-034, with optional automatic electric trim system.
- Applied: April 6, 1984
- Status date: November 21, 1988
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21)
- Certificate PDF: https://openairdocs.org/files/sha256/9c/90/9c9060e9c3757e21558e65f4c9ddd5c1c88237203b327bbdf9cee2236a72879a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A3727AB1C113FAFA85256CC20012284E.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5313SW-D

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company 210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21))
- Cessna Aircraft Company T210K ([TCDS 3A21](https://openairdocs.org/tcds/3A21))

## 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 .Starts of arnica Bepartmtnt of transportation— federal atoiation administration >uppltmental 'Cgpe Certificate lfatia SA5313SW-D S-TEC Corporation Rt. 4, Bldg. 946 Welters Industrial Complex Mineral Wells, Texas 76067 /A*<J 3A21 Cessna 21 OK and T210K Civil Air ,7 Installation of S-TEC System 60 Two Axis Automatic Flight Guidance System, Model ST-034, with Optional Automatic Electric Trim System according to Bulletin No.

137, Revision 5, dated 10-24-88 and Master Drawing List No. 9236, Revision E, dated 10-24-88 with Optional Flight Director Steering Horizon, and/or later FAA Approved revisions of the above data (14 Volt System).

1. Also eligible on Model T210K When Modified Per STC SA2689SW (RAM Modification) (See Continuation Sheet, Page 2, a part of this STC.)

d //i f J 4-06-84 D-U/-o4 /he'jH^^ : 8-06-85, 11-21-88, Revision 2 (Signature) Harold. W. Holdeman DAS Staff Coordinator, DAS 5 SW (Title)

This certificate may be transferred in accordance with FAR 21'A7.

FAAFoiuSl 10-2(10-68)

United gtfltti of ammn Btpartmcnt of TttauBportation— .federal atnation administration Supplemental t^pe Certificate(Continuation &heet) SA5313SW-D, Revision 2 Limitations and Conditions (con't)

2. FAA Approved Supplemental Flight Manual, P/N 8941-2, dated 8-06-85 is required for Cessna Models 210K, T210K and Model T210K When Modified Per STC SA2689SW (RAM Modification) and/or later FAA Approved revisions of the above supplement.

3. FAA Approved Supplemental Flight Manual, P/N 8941-1, dated 5-07-84 is required for Cessna Models 210K and T210K and/or later FAA Approved revisions of the above supplement.

4. Compatability of this modification with other previously approved modifv cations must be determined by the installer.

.•t>n alteration nf this certificate is punishable by a fine of not exceeding Sl,000, or imprisonment not exceeding 3 VMM, or both.

TAA FORM 8I10-2-! (1O-69) 7An ctrhftalt may bt transferred in accordance with l-'AK ~t •>•" 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 ZJP code) from (Name of grantor) (Print or type) .

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

Signature of grantor (In ink):

US. GOVERNMENT PRINTING OFFICE : 1966 OF —205-579

## Every issue (1)

- November 21, 1988: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/9c/90/9c9060e9c3757e21558e65f4c9ddd5c1c88237203b327bbdf9cee2236a72879a)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.