# STC SA3484SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century Automatic Flight System Model AK991 consisting of a Century 2110/2130/2131/2150/2151 Autopilot.
- Applied: November 17, 1989
- Status date: April 2, 1993
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13)
- Certificate PDF: https://openairdocs.org/files/sha256/bc/99/bc99b856cdcc2d0b185a8e97c051597c77c1d57604f320cdfd1cadaeb9e1ad38
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/186A6A163655A86A85256CC2000A9885.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3484SW-D

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company 182R ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- Cessna Aircraft Company T182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))

## What the certificate says

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA368654-D This certificate issued to: Century Flight Systems, Inc.

F.M. 1195 P.O. Box 610 Mineral Wells, Texas 76068 Part 3 of the Civil Aix Regulations.

Original Product - Type bertificate Number: 3A13 Make: CESSNA Model: 5182, 1828.

Installation of a Century Automatic Flight System, Model AK991 consisting of a Century 2110/2130/2131/2150/2151 Autopilot per Bulletin No. 2049, dated 11-17-89 Rev. 2 dated 03-17-93 and Master Drawing List No. 87A1214, dated Rev. B dated 03-17-93 (28 Volt System) or later FAA/DAS Approved revision.

FAA/DAS Approved Supplement to Pilot's Operating Handbook and/or FAA/DAS Approved Airplane Flight Manual Supplements P/N 68S1046, dated 11-17-89 Rev. 1 dated 03-22-93 or later FAA/DAS Approved Revision and Century 2000 Autopilot Operator's Manual P/N 68S1035, dated 7-15-86 or later FAA Approved Revision.

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

Date of Application: 11-17-89 Jute missued:

Date of Issuance: . 11-30-89 Jale unended: 04-02-93, Rev. 1 FEDERAL AVIATION 'By direction of the Admin Kachele Musku Michele M. Owsley Manager Airplane Certification Office (Title)

47.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) _ (Address of transferee) - (170175 pro sequens) (spo die paro 11)) from (Name of grantor) (Print or type) (Address of grantor) ( Number and sireel ;

(City, Stale, and ZIP codes Extent of Authority (if licensing agreement):

Date of Transfer: _ Signature of grantor (In ink): - +118 r.0~: 1080-862-080

## Every issue (1)

- April 2, 1993: Amended, Current. [certificate](https://openairdocs.org/files/sha256/bc/99/bc99b856cdcc2d0b185a8e97c051597c77c1d57604f320cdfd1cadaeb9e1ad38)

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