STC ST09733AC

FAA Form 8110-2 (5/14) Page 1 of 3

Number: ST09733AC This certificate issued to: United Airlines 600 Jefferson St.

Houston, TX 77002 Part 25 of the Federal Aviation Regulations Original Product – Type Certificate Number: Make: The Boeing Company A2NM Model: 757-200 Series Description of Type Design Change:

757-200 ADS-B Out Installation in accordance with United Airlines Master Drawing List 3453DA13516 Revision ‘B‘, dated January 25, 2017 or later FAA approved revision.

Instructions for Continued Airworthiness, Document Number 3453R01104C Revision E, dated June 9, 2017, and EWIS ICA Source Document 3453R01105 Revision C, dated June 9, 2017, or later FAA approved revisions must be made available to the operator at the time of installation. There is no AFM Supplement associated with this modification.

1) The installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft.

2) If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Date of Application: July 22, 2013 Date Reissued: November 29, 2016 Date of Issuance: January 29, 2015 Date Amended: July 12, 2017 By Direction of the Administrator Signature Title Patrick Ashton, STC Administrator United Airlines Organization Designation Authorization

FAA Form 8110-2 (5/14) Page 2 of 3

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: ST09733AC To (Name and address of transferee)

From (Name and address of grantor)

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United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09733AC

Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are not significant in FAA Order 8110.48, the certification basis for this modification is as follows:

a. The type certification basis for parts not changed or not affected by the change is shown in TCDS A2NM.

b. The certification basis for parts changed or affected by this modification since the reference application date July 22, 2013, is based upon the type certification basis shown in TCDS A2NM with no exceptions.

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FAA Form 8110-2 (5/14) Page 4 of 3

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09733AC

FAA Form 8110-2 (5/14) Page 5 of 3

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09733AC

FAA Form 8110-2 (5/14) Page 6 of 3

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09733AC