# STC SA3414SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Mitchell Industries, Inc, United States
- Description: Installation of Edo Avionics Automatic Flight System Model AK917, consisting of Century 31 autopilot
- Applied: September 28, 1982
- Status date: August 15, 1983
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13)
- Certificate PDF: https://openairdocs.org/files/sha256/34/2d/342daef1827bc5a370f2ce7405c8e88452347ac4627b5e0961e53ad1ad005871
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3548E36F5F6FC65586257DB600682B48.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3414SW-D

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company 182P ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- Cessna Aircraft Company 182Q ([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: SA341456-D This certificate issued to: Century Flight Systems, Inc.

F.M. 1195 P. O. Box 610 Mineral Wells, TX 76067 Part 3 of the C1V11 AIr Regulations.

Original Product -Iype bertificate Number: 3A13 Make:

Cessna Model: 182Q, 182P Description of Type Design Change:

Installation of Edo Avionics Automatic Flight System, Model AK917, consisting of a Century 31 Autopilot per Bulletin No. 1048, dated 9-8-02 and Master Drawing List No. 87A1125, dated 9-8-82 (14 Volt System) and/or later FAA approved revision.

Pilot's Operating Handbook and FAA Approved Airplane Flight Manual Supplement, P/N 685954, dated 9-28-82 and/or later FAA approved revision. is required.

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

r of the Federal Aviation Administration .

Date of Application: 9-28-32 Jule Frissued: 8-15-83 Revision 1 Date of Issuance: 9-28-82 Date Amended:

EDERAL AVIATION Don P. Watson (Signature ) POMINISTRAIOA Manager, Aircraft Certification Division Southwest Region (Title)

47.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) _ (Address of transferee) (279175 preo saquirs") from (Name of grantor) (Print or type) (Address of grantor) (spor 812 pace as 415) Extent of Authority (if licensing agreement):

Signature of grantor (In ink): - + 11 C r. 01.1090-282-080

## Every issue (1)

- August 15, 1983: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/34/2d/342daef1827bc5a370f2ce7405c8e88452347ac4627b5e0961e53ad1ad005871)

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