# STC SA3487NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc, United States
- Description: Installation of an Electronic Flight Instrument System (EFIS)
- Applied: February 24, 1987
- Status date: March 23, 2020
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A6WE](https://openairdocs.org/tcds/A6WE)
- Certificate PDF: https://openairdocs.org/files/sha256/0b/c4/0bc48fdf5fab02fdd5f00d804888091081cd2b2fb6b54410ee8cf0ade2ed0ed0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5752487C8D03FF6F8625860100450DFC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3487NM

## ADs that name it (0)

None.

## Approved models (4)

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

## 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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property oft h eS T C holder.

FAA Form 8110-2 (5/14) Page 1 of This certificate issued to:

Part of the Original Product – Type Certificate Number: Make:

By Direction of the Administrator Signature Title 2 SA3487NM 25 Honeywell International Inc.

21111 N 19th Ave Phoenix Arizona 85027 Federal Aviation Regulations Richard B. Sleigh ODA Administrator, ODA-602216-NM Installation of an Electronic Flight Instrument System (EFIS) in accordance with FAA approved Honeywell Top Level Drawing No. 4065649, Revision “F”, dated April 12, 1988, or later FAA approved revisions.

Honeywell FAA approved Airplane Flight Manual Supplement No. 5510-00030, Revision “ORIG”, or later approved revisions is required as part of this installation.

This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this change and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.

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.

McDonnell Douglas DC-9-82, & -83 Series (Finnair Configuration) January 15, 2009; March 23, 2020 May 6, 1988 February 24, 1987 September 22, 1987 A6WE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property oft h eS T C holder.

FAA Form 8110-2 (5/14) Page 2 of

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

## Every issue (2)

- March 23, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/0b/c4/0bc48fdf5fab02fdd5f00d804888091081cd2b2fb6b54410ee8cf0ade2ed0ed0)
- January 15, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/e2/48/e2488a2857d7957f8b295b2f7bfe7af2b99e19d4a55cb518e97318b88cad1783)

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