# STC SA3448SW-D

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Century automatic flight system Model AK953 consisting of a Century 2010/2030/2031/2050/2051 autopilot
- Applied: November 10, 1986
- Status date: March 1, 1996
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A51EU](https://openairdocs.org/tcds/A51EU)
- Certificate PDF: https://openairdocs.org/files/sha256/9f/db/9fdbbb408c78be402e742b6b6182a2bb6102d7ee8238e6696da26ee95de40cab
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/B676931D50310BB985256CC2000A982E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3448SW-D

## ADs that name it (0)

None.

## Approved models (3)

- SOCATA TB 10 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))
- SOCATA TB 20 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))
- SOCATA TB 21 ([TCDS A51EU](https://openairdocs.org/tcds/A51EU))

## 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 £tatu of aratrica Bepartment of transportation—federal Sloiation administration Supplemental 'Cgpe Certificate tSlurrvvw SA3448SW-D Century Flight Systems, Inc.

F.M. 1195 P.O. Box 610 Mineral Wells, Texas 76068 .<£4^,<^4^x^ JA&Mi#*4K>r^^ 23 ^./A^ Federal ^sl&2Uta£&ml>.

- : AS1EU . SOCATA TB-10, TB-20, TB-21 Installation of a Century Automatic Flight System, Model AK953 consisting of a Century 2010/2030/2031/ 2050/2051 Autopilot per Bulletin No. 2009 dated 10-13-86 Rev. 2 dated 03-01-96 and Master Drawing List No.

87A1163 dated 10-13-86 Rev. D dated 03-01-96 (14 Volt System) and/or later FAA/DAS Approved revision.

FAA Approved Supplement to Pilot's Operating Handbook and/or FAA Approved Airplane Flight Manual Supplement P/N 68S990 dated 10-13-86 Rev. 2 dated 03-01-96. Also Century 2000 Autopilot Operator's Manual P/N 68S1035, dated 07-15-86 Revision dated 07-19-94 and/or later approved revision.

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

': 11_1Q-86 -/•'*!& rfiAAstfa : ReV. 1 04-27-87 11-20-86 £/<,&• «tn*tu/c*/: Rev. 2 03-01-96 (Signature) William R. Watson DAS Staff Coordinator DAS 7SW (Title)

**FAA FCHIM 8110-2(10-68)**

,N«rTRUCTIONS: The transfer endorsement below may be used to notify .he appropriate FAA Regional Office of the transfer of thii Supplement*! Type Certificate.

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

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

(Address of transferee). I Mumttr *nd strttt) from (Name of grantor) (Print or type).

(Address of grantor) (\timtfr »nJ tlrtttj Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- March 1, 1996: Amended, Current. [certificate](https://openairdocs.org/files/sha256/9f/db/9fdbbb408c78be402e742b6b6182a2bb6102d7ee8238e6696da26ee95de40cab)

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