# STC SA3147SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell Automatic Flight System Model AK603 consisting of Century I Autopilot with Optional Omni Tracker System.
- Applied: June 16, 1976
- Status date: June 6, 1984
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 5A6](https://openairdocs.org/tcds/5A6)
- Certificate PDF: https://openairdocs.org/files/sha256/5c/c6/5cc6f282ae2b83c389a1733805377a7e39e295de4c3a2901b4e5aef72a6158f2
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8C88E33F2608AC5285256CC2000A9478.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3147SW-D

## ADs that name it (0)

None.

## Approved models (5)

- Textron Aviation Inc. 180F ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Textron Aviation Inc. 180G ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Textron Aviation Inc. 180H ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Textron Aviation Inc. 180J ([TCDS 5A6](https://openairdocs.org/tcds/5A6))
- Textron Aviation Inc. 180K ([TCDS 5A6](https://openairdocs.org/tcds/5A6))

## 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.

Btpartment of transportation — .federal Situation administration upplemental ¥gpe Certificate ^flMnfa/^on^.

SA3147SW-D Century Flight Systems, Inc.

P.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 '-tn&JiuSi&deAjJciLmfiH^Jtri&fe&ettftrt&Jiwcfu^M Llll Air 5A6 Cessna 180F, 180G, 180H, 180J and 180K Installation of Mitchell Automatic Flight System Model AK603 consisting of a Century I Autopilot with Optional Omni Tracker System according to Bulletin No. 727, Revision 1, dated 4-19-78 and Master Drawing List No. 87A869, Revision A, dated 4-19-78 (14 Volt System) and/or later FAA Approved revisions of the above data.

Also eligible on any of the above models when modified in accordance with STOL STC SA995SW and/or SA1705WE (Auxiliary Fuel Tanks). The following FAA/DAS Approved Supplemental Flight Manuals are required: P/N 68S393-1-S, dated 4-27-78 for Cessna Models 180F, 180G, 180H, and 180J, S/N STOL STC SA995SW and/or " SA1705WE (Auxiliary Fuel Tanks);

SEE CONTINUATION SHEET, PAGE 2, A PART^OF THIS STC.

JS?aS|,bJSj?»jfeShi; ?nfijstai?.erfth °ther Previously "PProved modifications<Jn^*Mdif€C4ifa;a#wJM-Auf^4^vnyJfM^M>nJt4&-^<!/i& ^&&i^n4/n,a/&>wjtt&^'4>lA4V**rifa^£aW'iAAe&&i&Jfa;,Vwtri*n<ti ' 4jv 4A 6-16-76 6 — 24—76 4-27-78; 6-6-84, Revision 2

• u>*(iwf<Tt t Don P. Watson (Signature) Manager, Aircraft Certification Division Southwest Region (Title)

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

FAA FotM Bl 10-2(10-68)

Bepartmtnt of "^transportation—.federal aoiation administration Supplemental l^gpe Certificate;t (Continuation gteet) SA3147SW-D, Revision 2, dated 6-6-84 Limitations and Conditions (Cont'd):

P/N 68S694, dated 4-27-78 for Cessna Model 180J, S/N 18052621 and up and the above model when modified in accordance with STOL STC SA995SW and/or SA1705WE (Auxiliary Fuel Tanks) P/N 68S695, dated 4-27-78 for Cessna Model 180K and the above model when modified in accordance with STOL STC SA995SW and/or SA1705WE (Auxiliary FueJ. Tanks)

FAA FORM 8110-2-1 (10-60) TUs urtifcait may bi trantftrrtd in accordant with FAR 21.47.

**PAGE OF PAGES**

INSTRUCTIONS: The tracer endowment be.ow m.y be u,ed to notify the appropriate FAA Region.. Office of the transfer of thii Supplemental Type Certificate.

The FAA will reiuuc the certificate in the name of .he traniferee and forward it .o him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee).

(Address of transferee). (Xumbtr and sttttl) lCit>. Stub, ««' ZI from (Name of grantor) (Print or type).

(Address of grantor) (Cify, SUU, Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- June 6, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5c/c6/5cc6f282ae2b83c389a1733805377a7e39e295de4c3a2901b4e5aef72a6158f2)

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