# STC SA3578SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Astraea Aviation Services, dba Dalfort Aviation, United States
- Description: Installation of a single Canadian Marconi CMA 771 Omega navigation system with limited provisions for a second system
- Applied: January 31, 1986
- Status date: January 28, 1994
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/1b/7c/1b7c768d7103a96e7b96bd86abea6c8bcbdf2fbb15f8eac84d659bd74ece0a1e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/41C957332DB7F81E86257DD60067E37C.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA3578SW

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 727-200 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE))

## 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.

tinted £tatts of amrrica Bepartment of Transportation— /cfleral 2toiation administration Supplemental Hgpe Certificate SA3578SW Astraea Aviation Services, Inc. d/b/a Dalfort Aviation 7701 Lemmon Avenue Dallas, Texas 75209 'M'*<rW-Jy^W4teA4att'fWj4in&fc>&<>u>in^SiMx&u^M>td& -.<^«<^zi<«z£^«»'««>^,7«««^.<5£s<xz<w<*?»'<Si«^^ 4b ^^$£s<Civil Air : A3WE . Boeing : 727-200 Wsuina& •' Installation of a single Canadian Marconi CMA 771 Omega Navigation System with limited provisions for a second system in accordance with Dalfort Corporation Drawing List BNl-3432, NC dated 1/22/86, or later FAA approved revision.

FAA Approved Airplane Flight Manual Supplemental dated February 18, 1986, is required.

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

January 31, 1986 February 18, 1986 n -^ ——— /.. 01/28/94 ^ ——— /«/.

L Mark v Special Certification Office (Title)

FAA fout 8110-2(10-68)

1 Office of the transfer of thu Supplemenul Type Certificate.

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

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

(Address of transferee). T tnJ street) from (Name of grantor) (Print or type).

I CiJ>. Slatt. fiut ZI (Address of grantor) (Xltmltr tni slratj (City, SMt, Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- January 28, 1994: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1b/7c/1b7c768d7103a96e7b96bd86abea6c8bcbdf2fbb15f8eac84d659bd74ece0a1e)

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