# STC SA2488NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Honeywell International Inc, United States
- Description: Installation of a Dual Sperry Flight Management System.
- Applied: July 16, 1984
- Status date: March 23, 2020
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- Certificate PDF: https://openairdocs.org/files/sha256/26/cf/26cf38690d7286071d2676a15c1033398f1195bd3a7f39f227e21ea70ccb65b3
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/80AB6D2D491965EC862585CF0064B157.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2488NM

## ADs that name it (0)

None.

## Approved models (3)

- The Boeing Company 747-100 Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-100B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))
- The Boeing Company 747-200B Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

## 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

Signature

Title 2 SA2488NM Honeywell International Inc.

21111 N 19th Ave Phoenix, Arizona 85027 Federal Aviation Regulations.25 Installation of a Dual Sperry Flight Management System in accordance with FAA Approved Sperry Top Drawing List 5640-11132, Revision "B", dated April 3, 1985, or later FAA approved revisions. Sperry Airplane Flight Manual Supplement listed on the above FAA Approved Sperry Top Drawing List for each installation configuration 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.

Richard B. Sleigh ODA Administrator, ODA-602216-NM Boeing 747-100, -100B, -200B Series April 9, 1987; January 15, 2009; March 23, 2020 July 16, 1984 May 31, 1985 A20WE

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/sha256/26/cf/26cf38690d7286071d2676a15c1033398f1195bd3a7f39f227e21ea70ccb65b3)
- January 15, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/01/71/0171a651fd982f376a2bc2087868211232390fb6eff3228b47738be857419b92)

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