# STC SA3471SW-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century automatic flight system Model AK978consisting of a Century 2110/2130/2131 autopilot.
- Applied: December 27, 1987
- Status date: January 13, 1988
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3A15](https://openairdocs.org/tcds/3A15)
- Certificate PDF: https://openairdocs.org/files/sha256/05/4c/054c3770792bad2465ce27f859cf06f5c173d60410320111cbbbbe9389efedc0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7895C4EC79B9F15785256CC2000A9866.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3471SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Beechcraft Corporation A36 ([TCDS 3A15](https://openairdocs.org/tcds/3A15))

## 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 amrrica Bcpartmcnt of transportation —jfcderal Nation administration supplemental l^uje Certificate tyuvrri'V&r' SA3471SW-D Century Flight Systems, Inc.

P.O. Box 610 Mineral Wells, Texas 76067 ^^ <'>^,y/z^ 3 ^Id/tv Civil Air iSleaMtaJt'^nd/.

'lMt/i^f^: 3A15 Beech J: A3 6 Installation of Century Automatic Flight System Model AK978 consisting of a Century 2110/2130/2131 Autopilot according to Bulletin No. 2035, dated 12- 29-87 and Master Drawing List No. 87A1189, dated 12-29-87, and/or later FAA approved revision. (28 Volt System).

•• Eligible on S/N E-llll, E-1241 and Up. FAA Approved Supplement to Pilot's Operating Handbook and/or Airplane Flight Manual Supplement, P/N 68S1016, dated 12-30-87. Also Century 2000 Autopilot Operator's Manual 68S1035, dated 7-15-86 and/or later FAA/DAS approved revision.

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

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w.&^rnvnM/^/vs/a&^^&t&fvvi^^/a&ttA/Letvd'if'.^ne' •SHifdrfi.irttA Srvi/t : 12-27-87 1—13—88 (Signature) William J.^Thomas Staff Coordinator DAS 7 SW (Title) ~

**FAA FOIM 81 10-2(10-68)**

be uied lo notify the appropriate FAA Regional Office ofINSTRUCTIONS: The tranifer endowment below may the tranifer of thu Supplemental Type Certificate.

The FAA will reiuue the certificate in the name of the transferee and forward it 10 him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee),.

(Address of transferee).

from (Name of grantor) (Print or type).

(Address of grantor) (Cify, SUU.

Signature of grantor (In ink):

## Every issue (1)

- January 13, 1988: Issued, Current. [certificate](https://openairdocs.org/files/sha256/05/4c/054c3770792bad2465ce27f859cf06f5c173d60410320111cbbbbe9389efedc0)

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