# STC SA5061NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: ACSS (Aviation Communication and Surveillance Syst, United States
- Description: Installation of Honeywell traffic alert and collision avoidance system(TCAS II).
- Applied: March 1, 1991
- Status date: February 28, 2002
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- Certificate PDF: https://openairdocs.org/files/sha256/6f/b2/6fb2a66215b2dc0e340dd083857a1ad49bae177c845a947ae8bc1b1aeb42cfec
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C58CA0AF6EDEBC9C85256CC20012265A.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5061NM

## ADs that name it (0)

None.

## Approved models (5)

- McDonnell Douglas Corporation DC-9-81 (MD-81) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-82 (MD-82) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-83 (MD-83) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation DC-9-87 (MD-87) ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))
- McDonnell Douglas Corporation MD-88 ([TCDS A6WE](https://openairdocs.org/tcds/A6WE))

## What the certificate says

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

8103 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA5061NM This certificate issued to: ACSS (Aviation Communication & Surveillance Systems, LLC) 19810 North 7th Avenue Phoenix, AZ 85027 Part 25* of the Federal Aviation Regulations. * For Certification basis see Type Certificate Data Sheet TCDS Original Product Type Cerlificute Number: AGWE Make: McDonnell Douglas Model: MD-81/82/83/87/88 Description of Type Design Change: Installation of Honeywell Traffic Alert and Collision Avoidance System (TCAS II) in accordance with FAA approved Honeywell Master Data List Number ML4074170, Revision A, dated March 21, 1991, or later FAA approved revision.

For appropriate FAA approved Airplane Flight Manual Supplement refer to associated section of the Honeywell Master Data List.

Limitations and Conditions: This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. The approval of this modification applies to the above noted airplane model series only. 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: March 1, 1991 Date Reissued: May 21, 1998 / February 28, 2002 Date of Issuance: March 26, 1991 Date Amended:

FEDERAL AVIATION (Signature) TOMINISTRATO Los Angeles Aircraft Certification Office Manager, Tech. and Admin. Support Staff (Title)

## Every issue (1)

- February 28, 2002: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6f/b2/6fb2a66215b2dc0e340dd083857a1ad49bae177c845a947ae8bc1b1aeb42cfec)

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