STC SA1125NW-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 A16WE for Special Conditions.

A16WE

Boeing

737-222 Description of Type Design Change : Conversion of passenger cabin from 103 seat all-coach configuration to 118 seat all-coach configuration, in accordance with DAS 1-WE, Approved United Air Lines Drawing List #1125, dated July 16, 1981, or later FAA approved revision.

Limitations and Conditions: This approval should not be exte nded to other specific airplanes of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between th is change and any of those other previously approved modifications will introduce no adverse eff ect upon the airworthiness of that airplane.

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 2, 1981

Date of issuance: July 16, 1981

Date reissued: November 30, 2011

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

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