# STC SA1984NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc, United States
- Description: Installation of provisions for Sperry Performance Management System.
- Applied: December 7, 1982
- Status date: March 19, 2020
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE)
- Certificate PDF: https://openairdocs.org/files/sha256/49/9b/499be1ed4b18c5b3d67dd54febfdda4404c9f424550cdc0b235247ba8f689e3d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E8877604A9C12ECA8625861C005F0637.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1984NM

## 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.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 1 of 2 FAA Form 8110-2 (5/14)

Number: SA1984NM This certificate issued to: Honeywell International Inc.

21111N 19th Ave Phoenix, Arizona 85027 Part 4bof the Civil Aviation Regulation.

Original Product – Type Certificate Number: Make: Boeing Model:

A3WE 727-200Series

Installation of provisions for Sperry Performance Management System in accordance with Sperry Master Drawing No.

4047004-901, Revision “A” dated June 16, 1983, or later FAA approved revisions.

This approval should not be incorporated in any aircraft unlessit isdetermined that the interrelationship between this change and any of those other previously approved modificationswill not introduce any adverse effect upon the airworthinessof 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.

Date of Application: December 7, 1982 May 8, 1985, April 9, 1987, January 6, 2009, Date Reissued: March 19, 2020 Date of Issuance: June 17, 1983

Signature

Title Richard B. Sleigh ODA Administrator, ODA-602216-NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 2 of 2 FAA Form 8110-2 (5/14)

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (3)

- March 19, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/49/9b/499be1ed4b18c5b3d67dd54febfdda4404c9f424550cdc0b235247ba8f689e3d)
- March 19, 2020: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/49/9b/499be1ed4b18c5b3d67dd54febfdda4404c9f424550cdc0b235247ba8f689e3d)
- January 6, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/97/28/9728f26f95e1c60e9c1bb66a665722abe166e8e371cd632c266bc587f21d1724)

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