STC SA2747WE-D

This Certificate issued to United Air Lines, Inc.

600 Jefferson Street Houston, Texas 77002

Part 4b of the Civil Air Regulations.

A16WE

Boeing

737-200 Description of Type Design Change: This modification provides an all coach seating configuration for 113 passengers. Provides provisions for added galley equipment, additional first aid oxygen, changes stabilizer actuator to cater for increased take-off weight and changes mach air speed and altimeter instruments. This modification is made in accordance with United Air Lines Drawing List COA 9-1196.

Limitations and Conditions: The approval of this change in type design applies basically to 737-200 series only. This change should not be extended to other aircraft of this model on which other previously approved modifications ar e incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse eff ect upon the airworthiness of that 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.

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: May 14, 1974

Date of issuance: May 24, 1974

Date reissued: November 30, 2011

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

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