# STC SA985WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Northwest Airlines, Inc., United States
- Description: Installation of wing flap actuated landing gear aural warning system.
- Applied: May 20, 1965
- Status date: November 14, 1986
- Product: Aircraft, Large Airplane
- Data sheets: [TCDS 7A1](https://openairdocs.org/tcds/7A1)
- Certificate PDF: https://openairdocs.org/files/sha256/65/f8/65f8de4c65f308c5de15c8e60db11f0a0fae977fb074b0ebbfdac3ce839d5845
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID160207974320260729143211.0001
- DRS record last changed: July 29, 2026
- Page: https://openairdocs.org/stc/SA985WE

## ADs that name it (0)

None.

## Approved models (1)

- Fairchild Industries Inc. F27-A ([TCDS 7A1](https://openairdocs.org/tcds/7A1))

## 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: SA985WE This certificate issued to: Northwest Airlines, Inc.

2700 Lone Oak Parkway Eagan, MN 55124 Purt 4B of the CiVil Air Regulalions.

Original Product -Type Bertificate Lumber: TA1 Make: Fairchild Mirtel: F2TA Description of Type Design Change:

Installation of a wing flap actuated landing gear aural warning system in accordance with Bonanza Air Lines Top Drawing #27-50-06 (Change A) dated 6/11/65 and ECO-27-50-05 (Change A) dated 6/11/65.

The approval of this change in Type Design applies to Fairchild Model F-27A series aircraft only. This approval should not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

Date of Application: May 20, 1965 Dule wissued: October 13, 1982 November 14, 1986 Date of Issuance: June 18, 1965 Date Amended:

FEDERAL AVIATION TOMINISTRATOS Manager, Chicago Aircraft Certification Office ACE-115C, Central Region, FAA (Signature ) (Title) or both.

## Every issue (1)

- November 14, 1986: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/65/f8/65f8de4c65f308c5de15c8e60db11f0a0fae977fb074b0ebbfdac3ce839d5845)

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