STC ST09801AC

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

Number: ST09801AC 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: 757-300 Series Description of Type Design Change:

757-300 In-Seat Power System (ISPS) Installation in accordance with United Airlines Master Drawing List 4435DA13973, dated February 20, 2015 or later FAA approved revision.

Instructions for Continued Airworthiness, Document Number 4435R01266C Revision A, dated January 13, 2015 or later FAA accepted revisions are required for this installation. No AFM Supplement or EWIS Source Document is required for 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.

3) Prior installation of United Airlines, Inc. Supplemental Type Certificate ST09729AC or equivalent is required for the installation of this STC.

Date of Application: October 9, 2014 Date Reissued: February 1, 2016; October 24, 2017 Date of Issuance: February 23, 2015 Date Amended:

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: ST09801AC To (Name and address of transferee)

From (Name and address of grantor)

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST09801AC

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 T00001SE.

b. The certification basis for parts changed or affected by this modification since the reference application date July 25, 2014, is based upon the type certification basis shown in TCDS T00001SE with no exceptions.

14 CFR Part Amdt

25.981 (a)(3) 102 --END--

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: ST09801AC

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: ST09801AC

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: ST09801AC