STC SA1931NW-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 :

A22WE

Boeing

DC-10-10 Description of Type Design Change: Seating configuration was changed to accommodate 16 F/C and 243 coach passengers and the first class accommodation was separated from the coach by specially installed cabin divider. Various cabin and cabin emergency equipment was relocated as required to meet CP Air (airplane leasee) standards.

This reconfiguration will be done according to United Air Lines, DAS-1-WE, Approved Drawing list No.

1931 dated April 7, 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 approved modifications are incorporated, unless it is determined that the interrelationship between this cha nge and any of those other previ ously approved modifications will introduce no adverse effect 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: February 17, 1983

Date of issuance: March 16, 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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