# STC SA5230SW-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 ST-213/40/50.
- Applied: September 26, 1983
- Status date: October 28, 1983
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A21](https://openairdocs.org/tcds/3A21)
- Certificate PDF: https://openairdocs.org/files/sha256/4a/d0/4ad010b3d2f63682dd5ebc58713d93ddc2abbd8830bb6141f25ddb86021f3a96
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8A677A08798F377D85256CC2001227B4.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5230SW-D

## ADs that name it (0)

None.

## Approved models (2)

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

Hnicrt Stara of aatrica Bepartment of transportation—.federal atriation administration Supplemental t^pe Certificate SA5230SW-D S-TEC Corporation Rt. 4, Bldg. 946 Welters Industrial Complex Mineral Wells, TX 76067 ~ j&Jirie/ ^'" ' ' nil £*r~ta* CESSNA 210K AND T210K Installation of S-TEC System 40/50 Single and Two Axis Automatic Flight Guidance Systems, Model ST-213-40/50, according to Bulletin No. 313, dated 8-23-83 and Master Drawing List No. 92235, dated 8-23-83 and/or later FAA Approved revisions of the above data, (14 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89219, dated 10-28-83 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) .

.&*^ni^^ SiXt*rn*njA&a£>r'j]fJ 9-26-83 10-28-83 (Signaturt) Harold W, Holdeman DAS Staff Coordinator, DAS 5 SW (Title) 47, FAA POM IUO-2(IO-«<)

Unitrd £tatu of amtrira ©epartmtnt of Transportation— Jftderal aoiation administration upplemental t:gpe Certificate(Continuation £heet) SA5230SW-D Limitations and Conditions (con't)

2. FAA Approved Supplemental Flight Manual, P/N 89221, dated 10-28-83 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 modifi cations must be determined by the installer.

. 1'.". .ii'.'-rntiim nf this tertificate is punishable by a fine nj not exceeding SI.000, or imfintnnmcnt not exceeding J years, «i both (AA F -..OM 8110-2-1 (10-69) 'J his certificate may be lr an <J erred in .icc-rdnnce :tit!i I-'.IR Jl l~ 2fPAGE ^OF '-PAGES

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number .

to (Name of transferee) (Address of transferee) (Number and street) (City, State, and <7/> code) from (Name of grantor) (Print or type) (Address of grantor) (Number and street) (City, State, and %]P code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- October 28, 1983: Issued, Current. [certificate](https://openairdocs.org/files/sha256/4a/d0/4ad010b3d2f63682dd5ebc58713d93ddc2abbd8830bb6141f25ddb86021f3a96)

---
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.