# STC SA2746CE-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Duncan Aviation Inc, United States
- Description: Installation of Bendix/King CAS-81 Traffic Alert and Collision Avoidance System.
- Applied: May 30, 1991
- Status date: October 26, 2005
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A9NM](https://openairdocs.org/tcds/A9NM)
- Certificate PDF: https://openairdocs.org/files/sha256/f9/89/f9890475c1736d4c45a32817a0b0eee109cde87560c72501d430fea8be4d4517
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/020478296DE8B5288625711E006C4B29.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA2746CE-D

## ADs that name it (0)

None.

## Approved models (1)

- The Cessna Aircraft Company 650 ([TCDS A9NM](https://openairdocs.org/tcds/A9NM))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA2746CE-D This certificate issued to: Duncan Aviation Inc.

3701 Aviation Road Lincoln, NE 68524 Part 25 of the Federat Aviation Regulations.

Original Product -Type Certificate Number: A9NM Make: Cessna Model: 650 Description of Type Design Change: Installation of Bendix/King CAS-81 Traffic Alert and Collision Avoidance System and MST-67A ATC Mode S Transponder (2 each) in Cessna 650 Airplanes. Data Required: (1) Duncan Aviation, Inc, Document List, No. 10038400, Revision A, dated July 12, 1991; and (2) Duncan Aviation, Inc, Document No. 40124500, FAA Approved Airplane Flight Manual Supplement, dated July 15, 1991; or later FAA approved revisions to (1) or (2).

Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: May 30, 1991 Date Reissued: October 26, 2005 Date of Issuance: July 15, 1992 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Stun E. Craig (Signature Steven E. Craig TOMINISTRATIO DAS Administrator, DAS-501013-CE Duncan Aviation, Lincoln, Nebraska (Title)

## Every issue (1)

- October 26, 2005: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f9/89/f9890475c1736d4c45a32817a0b0eee109cde87560c72501d430fea8be4d4517)

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