STC SA3913NM

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002 Part 25* of the Federal Aviation Regulations. *Certification basis is set forth in Type Certificate Data Sheet A16WE.

Original Product Type Certificate Number : A16WE Make: Boeing Model: 737-222 Description of Type Design Change : Installation of Bendix/King CAS-80 Tr affic Alert and Collision Avoidance System (TCAS II) in accordance with FAA Approved United Air Lines Drawing 9F16225, Sheet 1, Revision H, dated May 16, 1988, and Sheet 2, Revision E, dated January 21, 1988, or later FAA approved revisions is required for this installation. FAA approved United Air Lines Ai rplane Flight Manual Supplemen t, dated June 8, 1988, or later FAA approved revisions is required for this modification.

Limitations and Conditions: This approval should not be ex tended to other aircraft of this model 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 other previously a pproved modifications will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this STC must be included in the permanent records of the modified 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.

Date of application : October 14, 1985

Date of issuance : January 29, 1988

Date reissued : June 10, 1988; November 30, 2011

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

Transfer the ownership of Supplemental Type Certificate Number

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from (Name of grantor) (Print or type)

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Signature of grantor (In ink):

U.S. GPO 1987-763-28