STC SA7172SW-D

Supplemental type certificate · S-TEC Corporation

Holder
S-TEC Corporation · United States
Status
Current · Amended
Status date
December 8, 1997
Applied
February 12, 1988
Product
Aircraft · Single-Engine
Certification basis
Part 21
Data sheet
TCDS3A21

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of S-TEC System 65 two axis automatic flight guidance system, Model ST-428.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

JHmtc (§f .America department of transportation - .Sfeberal JXotaiton .Aamtntsiratton (Htvtilit&tt SA7172SW-D S-TEC Corporation One S-TEC Way Mineral Wells Municipal Airport Mineral Wells, TX 76067-9236 04 3A21 Cessna 210A, 210B, and210C Installation of S-TEC System 65 Two Axis Automatic Flight Guidance System, Model ST-428, according to Bulletin No. 528, Revision 2, dated 12-03-97 and Master Drawing List No. 92458, Revision B, dated 12-03-97 with Optional Flight Director/Steering Horizon or later FAA Approved revisions of the above data (14 Volt System).

1. FAA Approved Supplemental Flight Manual, P/N 89773, dated 2-16-88 is required for Cessna Model 210A or later FAA Approved revisions of the above supplement.

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

eti afafa d 2-12-88 2-16-88 .- 12-08-97, Revision 1 William J. Thomas DAS Staff Coordinator. DAS 5 SW (Title) Any djteration of this certificate i-i punishable by a fine of not exceeding £J,000, or imprisonment not exceeding 3 years, or both.

FAA Form 8110-2(10-68) P..ige 1 of 2

jMmtcti ^tntce (if nf tEranafrortaiton - ^fetusral <Afrtaittm JVhmtntatratton (tterttfttate SA7172SW-D, Revision 1 Limitations and Conditions (con't.)

2. FAA/DAS Approved Supplemental Flight Manual, P/N 891610, dated 12-08-97 is required for Cessna Models 21 OB and 210C or later FAA Approved revisions of the above supplement.

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

both. 47

INSTRUCTIONS : The transfer endorsement below may be used to notify the appropriate FAA Regional Office of the transfer of this Supplemental Type Certificate.

The FAA will reissue the certificate in the name of the transferre and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (9fame of transferee) (Address of transferee) _ (9{ian6er and street) (City, State, arufZJT code.} from (9{ame of grantor) ('Print or type) _ _ ___ ___ (Shfdress of grantor) ___ (Stonier andstreet) (City, State, and ZIP code) Exent of Authority (if licensing agreement) :

Signature of grantor (In Page 2 of 2

ADs that name this STC · 0

An AD can apply because an STC is installed, or mention one in its text.

No AD in this release names this STC

Approved models · 3

MakeModelData sheet
The Cessna Aircraft Company210A3A21
The Cessna Aircraft Company210B3A21
The Cessna Aircraft Company210C3A21