# STC SA3199SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK680 consisting of Century I autopilot with optional omni tracker.
- Applied: March 14, 1977
- Status date: March 28, 1984
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 1A13](https://openairdocs.org/tcds/1A13)
- Certificate PDF: https://openairdocs.org/files/sha256/ed/4b/ed4b1b9596fd30afa88eadc6c5634f4c95242a422a66f1e6022f640d7cb15e1d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/6FFC54A0B3D1373885256CC2000A951B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3199SW-D

## ADs that name it (0)

None.

## Approved models (3)

- REVO Incorporated Lake LA-4 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))
- REVO Incorporated Lake LA-4-200 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))
- REVO Incorporated Lake LA-4A ([TCDS 1A13](https://openairdocs.org/tcds/1A13))

## 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.

Bcpartment of transportation —federal 2ttriation administration Supplemental 'Cgpe Certificate <Sl6aM£a&&nA>.

SA3199SW-D Century Flight Systems, Inc.

F.M. 1195 P. 0. Box 610 Mineral Wells, TX 76067 jfojtufi&dedjtaw^wJ^fid^ .JfoMt<t*^^ -. .. ...

TA13 Consolidated Aeronautics LA-4, LA-4A, LA-4-200 rM6' •' Installation of Mitchell Automatic Flight System Model AK680 consisting of Century I Autopilot with Optional Omni Tracker according to Bulletin No. 809, dated 3-10-77 and Master Drawing List No. 87A913, dated 3-10-77, or later FAA approved revision.

Also eligible on Amphibian Aircraft.

FAA/DAS Approved Airplane Flight Manual Supplement P/N 68S529 dated 3-25-77 is required .

. modifications 3/28/84 Revision 1 Don P. WatSOn (Signature) Manager, Aircraft Certification Division Southwest Region (Title)

FAA FO*M 8110-2 (10-68)

INSTRUCTIONS: The transfer endowment below may be u*d to notify the appropriate FAA Regional Office of the transfer of thit Supplemental Type Certificate.

The FAA will reinuc the certificate in the name of the transferee and forward it .o him.

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

(Address of transferee). I AiimArr tnd strttt) from (Name of grantor) (Print or type).

(Address of grantor) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- March 28, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ed/4b/ed4b1b9596fd30afa88eadc6c5634f4c95242a422a66f1e6022f640d7cb15e1d)

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