STC SA2095WE

600 Jefferson Street Houston, Texas 77002 Part 4b of the Civil Air Regulations dated December 31, 1953,Amendments 4b-1 thru 4b-6.

4A28

Boeing

720-022 Description of Type Design Change: Installation of McMillan Radome P/N 2593 as a replacement for Boeing Radome P/N 65-2040, in accordance with FAA Approved United Air Lines Report No. F-1390 dated July 1, 1969.

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 th at airplane. This determination should include consideration of significant changes in weight dist ribution such as an increase in the fixed disposable weight in the fuselage. If the holder agrees to perm it 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: July 7, 1969

Date of issuance: February 18, 1970

Date reissued: November 30, 2011

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

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