# STC SA392SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Associated Air Center, Inc. - c/o CT Corporation System, USA
- Description: Installation of Collins 137Y-1A Doppler Antenna and installation of McMillan C-1681 radome
- Applied: June 8, 1964
- Status date: January 22, 2018
- Product: Aircraft, Large Airplane
- Data sheets: [TCDS A-814](https://openairdocs.org/tcds/A-814)
- Certificate PDF: https://openairdocs.org/files/sha256/af/9e/af9ebcf19571b154a261f7e3f2d73c45d2fc45a8f485d6c29abbf5721bdc57a8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID156301453720230418183716.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA392SW

## ADs that name it (0)

None.

## Approved models (1)

- Vickers-Armstrongs (Aircraft Limited) Viscount 745D ([TCDS A-814](https://openairdocs.org/tcds/A-814))

## 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.

FAA Form 8110-2 (8/13) Page 1

Part of the Federal A viation Regulations.

Original Product – Type Certificate Number: MDNH:

MRGHO:

Signature

Title

SA392SW Associated Air Center, Inc. - c/o CT Corporation System 1999 Bryan Street, Suite 900 Dallas, TX 75201 10 814 Vickers-Armstrong Viscount 745D Installation of Collins 137Y-1A Doppler Antenna and installation of McMillan C-1681 radome as shown in Associated Radio Service Co. Drawings 15589A through 15589N.

This modification is eligible on Vickers-Armstrong Viscount 745D, S/N 233, R/N N820BK only.

Reference to Part 10 is related to the Civil Air Regulations (CAR).

6/8/1964 6/18/1964 1/22/2018 Jose Mora-Vargas ODA Administrator ODA-710437-SW

FAA Form 8110-2 (8/13) Page 2

To (Name and address of transferee) From (Name and address of grantor) Extent of Authority (if licensing agreement):

SA392SW

## Every issue (1)

- January 22, 2018: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/af/9e/af9ebcf19571b154a261f7e3f2d73c45d2fc45a8f485d6c29abbf5721bdc57a8)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.