STC SA5637NM-D

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002

Part 25 of the Federal Aviation Regulations. See Type Certificate Data Sheet A20WE for Special Conditions.

A20WE

Boeing

747-100 Description of Type Design Change: Installation of a Mark VII GPWS/Windshear Computer and associated warning and monitor lights, in accordance with United Air Lines, DAS-1-WE, Approved Drawing List No. 5637 dated August 28, 1992, or later FAA approved revisions.

United Air Lines AFM Supplement to FAA Approved Flight Manual No. D6-13703.122 dated August 20, 1992, or later FAA approved revisions, is required as part of the modification.

Limitations and Conditions: This approval should not extended to other aircraft of this model on which other previously approved modifications ar e incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse e ffect upon the airworthiness of that 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.

This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Date of application: June 1, 1992

Date of issuance: August 28, 1992

Date reissued: November 30, 2011

( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

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