STC SA1932NW-D

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002

Part 25 of the Federal Aviation RlOriginal Product Type Certificate Number :

A20WE

Boeing

747-122 Description of Type Design Change: Seating configuration changed to 30 first class in zone A and upper deck, 46 business class in zone B and 320 coach passenge rs in zones C, D, & E. Also, an alternate interior arrangement of 12 first class seats in the upper deck, 26 business class in zone A, and 387 coach seats in zones B, C, D & E. This reconfigurati on will be done according to United Air Lines, DAS-1- WE, Approved Drawing List No. 1932 dated March 24, 1983, or later FAA approved revisions.

Limitations and Conditions: This approval should not be extended to other specific airplanes of this model on which other previously approve d 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 e ffect upon the airworthine ss 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: March 15, 1983

Date of issuance: March 24, 1983

Date reissued: November 30, 2011

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

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