# STC SA3011SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK488 consisting of a Piper altimatic IIIC Autopilot with optional command/automatic electronic pitch trim system, radio coupler and glide slope coupler.
- Applied: July 19, 1974
- Status date: August 1, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/5b/9a/5b9ade723212933ff21969d6b7e3a024756950ad1915ad0548725aedf2315e74
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/451240F22AAD30BD85256CC2000A92AA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3011SW-D

## ADs that name it (0)

None.

## Approved models (3)

- Piper Aircraft Inc. PA-32-260 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32S-300 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))

## 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: SA30115W-D This certificate issued to: Century Flight Systems, Inc.

F.M. 1195 P. O. Box 610 Mineral Wells, TX 76067 Purt 3 of the CIVII Air Regulations.

Original Product -Type Certificate Numben: A3SO Make: Piper Model: PA-32-260, PA-32-300 and PA-32S-300 Description of Type Design Change:

Installation of Mitchell Automatic Flight System Model AK488 consisting of a Piper Altimatic IIIC Autopilot with Optional Command/Automatic Electronic Pitch Trim System, Radio Coupler and Glide Slope Coupler according to Drawing No. 69El101, Revision H, dated 8-15-78 and Master Drawing List No. 87A731, Revision 1, dated 8-15-78 (14 Volt System) and/or later FAA Approved Revisions of the above data.

Limitations and Conditions: Ellgible only on Piper Model PA-32-300, S/N 32-7940000 and Berore. Eligible only on Piper Model PA-32S-300, S/N 32-7940000 and Before (Landplane Configuration Only). FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S185-2, dated 11-7-77 is required for Piper Models PA-32-260, S/N 32-7600024 and below, PA-32-300, S/N 32-7640130 and below and PA-32S-300, S/N 32S-7140045 and below (Landplane Configuration Only) See Continuation Sheet, Page 2, a part of this STC vendered, suspended, revoked, or a termination dale is shervise es labdished by the Adri nis trater f the Federal Aviation Administration .

Date of Application: 7-19-74 Jule wissued: 3-31-75; 8-8-75; 12-6-76; 5-18-77;

11-7-77; 8-28-78; 8-1-84, Date of Issuance: 7-24-74 Date Amended: Revision 7

FEDERAL AVIATION -Don P. Watson (Signature ) OMINISTRA Manager, Aircraft Certification Division Southwest Region (Title)

47.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA30115W-D, Revision 7, dated 8-1-84 Limitations and Conditions:

FAA/DAS Approved Pilot's Operating Handbook Supplement, P/N 68S477-1, dated 11-7-77 is required for Piper Model PA-32-250, S/N 32-7700001 and Up FAA/DAS Approved Pilot's Operating Handbook Supplement, P/N 68S478-2, dated 8-28-78 is required for Piper Model PA-32-300, S/N 32-7740001 through S/N 32-7940000 and/or later FAA Approved Revisions of the above Supplements A Placard stating "Conduct trim check prior to flight (See AFM)" is required for owners with Airplane Flight Manuals.

A Placard stating "Conduct trim check prior to flight (See POH)" is required for owners with Pilot's Operating Handbooks.

**FAA FORM 8110-2-1 (10-69) PAGE 2 OF 2 PAGES**

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print or type) (Address of grantor) (Number & street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- August 1, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/5b/9a/5b9ade723212933ff21969d6b7e3a024756950ad1915ad0548725aedf2315e74)

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