# STC SA3070SW-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Century Flight Systems Inc, United States
- Description: Installation of Mitchell automatic flight system model AK426 consisting of Century I autopilot with optional omni tracker.
- Applied: July 22, 1975
- Status date: August 16, 1984
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A31EU](https://openairdocs.org/tcds/A31EU)
- Certificate PDF: https://openairdocs.org/files/sha256/1d/31/1d317936ecb90c3b246e8f064f98dfdbeecfc1e99314c84a3e109815896ae891
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F6843AFE10779DE485256CC2000A936B.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3070SW-D

## ADs that name it (0)

None.

## Approved models (1)

- Vulcanair S.p.A. P 68B ([TCDS A31EU](https://openairdocs.org/tcds/A31EU))

## 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.

Btpartmcnt of Transportation—JPotaral atnation administration $uppltmental 'Cgpe Certificate SA3070SW-D Century Flight Systems, Inc.

F.M. 1195 P.O. Box 610 Mineral Wells, TX 76067

•p^f^Jfaj[<&e>tirtn&fiwclu^Juii& >£fo^i^^ 21/29/

•^^^r^af^r^«^fM'/l^a^r«rn^nZ^^i^a^ 23 ^Jik, Federal Aviation fbtai-na/ dfectuct —— d^w'&evt&ca&'istuvnoep- : A31EU Partenavia Installation of Mitchell Automatic Flight System Model AK426 consisting of Century I Autopilot with Optional Omni Tracker According to Bulletin No. 549, dated 7-18-75 and Master Drawing List No. 87A766, dated 7-18-75, FAA/DAS Approved Airplane Flight Manual Supplement, P/N 68S261, dated 9-16-75 Compatibility of this modification with other previously approved modifications t be determined by the installer.

5>^-<zi^ ^^ S&drnvruAJrator^jA* 8-16-84, Revision 1 P. Watson Manager, Aircraft Certification Division (TitU) Arty alteration of this certificate is punishable by a fine of not exceeding 11,000, or imprisonment not exceeding 3 years, or both.

This certificate may bt transferred in accoritanu.urith FAR 21 AT.

fAAFoMi II JO-2 (10-61)

.N^TRUCTIONS: The tracer endorsement below may be used to notify the appropriate FAA Region.. Office of the transfer of thii Supplemental Type Certificate.

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

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

(Address of transferee) _ from (Name of grantor) (Print or type).

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

Signature of grantor (In ink):

## Every issue (1)

- August 16, 1984: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1d/31/1d317936ecb90c3b246e8f064f98dfdbeecfc1e99314c84a3e109815896ae891)

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