# STC SA3273SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK741 consisting of Century IIB autopilot with optional radio coupler.
- Applied: March 3, 1978
- Status date: March 28, 1984
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 3A13](https://openairdocs.org/tcds/3A13)
- Certificate PDF: https://openairdocs.org/files/sha256/96/13/9613e173836658bb32525326a95706184b2306e4b25da1fafeb91994965ed44d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D205715FE8DE1F5A86257DB1005C77D8.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3273SW-D

## ADs that name it (0)

None.

## Approved models (2)

- Cessna Aircraft Company R182 ([TCDS 3A13](https://openairdocs.org/tcds/3A13))
- Cessna Aircraft Company TR182 ([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.

Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA3273581-D This certificate issued to: Century Flight Systems, Inc.

F.M. 1195 P. O. Box 610 Mineral Wells, TX 76067 Part 3 of the CIV11 AIT Regulations.

Original Product - Type bertificate Number: 3A13 Make: Cesena Model: R182, TR182 Description of Type Design Change:

Installalon of Mitchell Automaic Flight System Model AK741 consisting of Century IIB Autopilot with Optional Radio Coupler according to Bulletin No. 876, Rev. 1 dated 2-12-79 and Master Drawing List No. 87A990 Rev. A dated 2-12-79 (28 Volt System) or later FAA appooved revision.

Limitations and Conditions: FAA/DAS Approved Supplemental Flight Manual P/N 685665-1 dated 3-16-79 1s required for Cessaa Model R182, S/N R18200002 thru R18200583.

P1lot's Operating Handbook and FAA/DAS Approved Airplane Flight Manual Supplement, P/N 685833 dated 3-16-79 is required for R18200001; R18200584 and Up.

Pilot's Operating Handbook and FAA/DAS Approved Airplane Flight Manual Supplement P/N 68S834 dated 3-16-79 is required for Cessna TR182.

Thist bedeterm the supporting base which is the basis fir appr val shull remain in effect until sun- Compatibility of this modification with other previously approved modifications rendered, suspended, revoked, or a termination date is sherwise established by the Administrater of the Federal Aviation Administration .

Date of Application: 3-3-78 Jule reissued: 3-16-79; 3-28-84 Reviaion 2 Date of Issuance: 3-16-78 Date Amended:

FEDERAL AVIATION By dingin effe: aministrates Don P. Watson (Signature ) POMINISTRATO 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) (Number and streel) from (Name of grantor) (Print or type) (Address of grantor) ( Number and sireel ;

Signature of grantor (In ink): ..

+ 11 < r. 0 n. 1090-842-100

## Every issue (1)

- March 28, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/96/13/9613e173836658bb32525326a95706184b2306e4b25da1fafeb91994965ed44d)

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