STC SA3354WE-D

600 Jefferson Street Houston, Texas 77002

Part 4b of the Civil Air Regulations *See Type Certificate Data Sheet A3WE.

A3WE

Boeing

727-222 Description of Type Design Change: This modification installs modified seats in the first class compartment in accordance with the DAS-1-WE Approved United Air Lines Drawing List 3354 dated October 28, 1977, or later FAA approved revision.

Limitations and Conditions: This approval of this change in type design applies basically to 727-222 only. 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 change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. This determination should include consideration of significant changes in weight distribution such as increase in the fixed disposable weight in the fuselage. 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: September 9, 1977

Date of issuance: October 28, 1977

Date reissued: November 30, 2011

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

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