STC SA3028WE-D

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002 Part 25 of the Federal Aviation Regulations.

A3WE

Boeing

727-100 Description of Type Design Change : Remove row 2 and 3 of first class seats and install coach seats for 102 passengers configuration. Configuration in accordance with United Air Lines Drawing List No.

COA 7-2577 dated July 12, 1976, or latter FAA approved revisions.

Limitations and Conditions: The approval of this change in type design applies basically to 727-100.

This approval should not be extended to other aircraft of this m odel on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those previously approve d will introduce no adverse effect upon the airworthiness of that aircraft. This determination should incl ude consideration of significant changes in weight distribution such as increase in the fixed disposable we ight in the fuselage. 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: August 5, 1976

Date of issuance: September 2, 1976

Date reissued: November 30, 2011

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

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