# STC SA3472SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century Automatic Flight System Model AK979.
- Applied: March 11, 1988
- Status date: March 13, 2013
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A3SO](https://openairdocs.org/tcds/A3SO)
- Certificate PDF: https://openairdocs.org/files/sha256/07/53/0753b62d89ada6a8039f72e2bfcc48f3593b69b8eb793b26f6d7b859162860ce
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C5D4A17BD37421C486257B34004318B2.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3472SW-D

## ADs that name it (0)

None.

## Approved models (5)

- Piper Aircraft Inc. PA-32-301 ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32-301T ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32R-301 (HP) ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32R-301 (SP) ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))
- Piper Aircraft Inc. PA-32R-301T ([TCDS A3SO](https://openairdocs.org/tcds/A3SO))

## 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.

United States of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate Project Number SA9157SC-A TTP Number: SA3472SW-D

3003 FM 1195 PO Box 610 Mineral Wells, Texas 76067 Part 3 of the Civil Air Regulations.

Original Product Type Certificate Number : A3SO Make : Piper Model : PA-32-301, PA32-301T, PA32R-301, PA32R-301T Description of Type Design Change: Installation of a Century Automatic Flight System Model AK979 consisting of a Century 2010/2030/2031/2050/2051/30300/30301/30310/30311/30320/30321/30330/30331/30500/30501/30510/30511/30520/ 30521/30530/30531/40300/40301/40310/40311/40320/40321/40330/40331/40500/40501/40510/40511/40520/40521/40530/ 40531 Autopilot per Bulletin No. 2036, dated 03-10-88, Revision 6, dated 02-21-13, and/or FAA Approved Revision. Master Drawing List No. 87A1190, dated 03-10-88, Revision E, dated 02-21-13, and /or later FAA Approved Revision. (14 Volt System) FAA Approved Supplement to Pilot’s Operating Handbook and/or FAA Approved Airplane Flight Manual Supplements P/N 68S1017, dated 10-22-94, and 68S1017-1, dated 03-13-13 and 68S1017-2, dated 03-13-13 and/or later FAA Approved Revisions.

Limitations and Conditions: Eligible on Piper Models PA-32-301, PA-32-301T, PA-32R-301 and PA-32R-301T.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

The certificate basis for this modification is per Type Certificate data Sheet (TCDS) A3SO.

Date of application: March 11, 1988 Date reissued:

Date of issuance: April 07, 1988 Date amended: June 15, 1998, Rev. 1; December 20, 2007, Rev. 2; March 13, 2013, Rev. 3

(Signature) S. Frances Cox Manager, Special Certification Office Southwest Region

(Title)

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

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 and street)

(City, State, and ZIP code)

Signature of grantor (In ink):

## Every issue (3)

- March 13, 2013: Amended, Current. [certificate](https://openairdocs.org/files/sha256/07/53/0753b62d89ada6a8039f72e2bfcc48f3593b69b8eb793b26f6d7b859162860ce)
- December 20, 2007: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/d3/ba/d3ba70947c7dfdceaf59dd41faf97ace50c9f5b51d177b49f857fb8a66d2284e)
- June 15, 1998: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/2c/d6/2cd6a6a749d8400afcf5799f53f3c3b714eface435495ffe1559d3a6a3feeff0)

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