STC ST11129SC

This certificate issued to

Part 25 of the Federal Aviation Regulations. See Page 3 of 3 for complete certification basis.

1. Installation of an Aircell Broadband System with Ku-Band Satellite system in accordance with Gogo Master Data List, Document Number D12525-20520, Revision AE, dated August 8, 2019 or later FAA approved revision.

1. The installer must determine whether this design change is compatible with previously approved modifications.

2. One of these 2 FAA Approved Airplane Flight Manual Supplements are required on aboard the modified aircraft:

a. FAA Approved Airplane Flight Manual Supplement in accordance with Gogo Document Number D12443-20520, Revision A, FAA Approved July 14, 2014 or later FAA approved revision is required on board the modified aircraft.

b. FAA Approved Airplane Flight Manual Supplement in accordance with Gogo Document Number D12443-23120, Revision B, FAA Approved July 17, 2019 or later FAA approved revision is required on board the modified aircraft.

3. FAA approved Instructions for Continued Airworthiness as identified in Gogo Document Number D12454-20520, Section 3 Airworthiness Limitations, Revision H, dated August 7, 2019; FAA approved August 12, 2019 or later FAA approved revision is required for this modification.

4. 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.

Intelsat Inflight, LLC.

111 N. Canal Street Suite 1500 Chicago, IL 60606 T00001SE Make: Boeing Model: 777-300 Series Date of application: July 22, 2013

Date of issuance: April 14, 2014

Date reissued: July 7, 2015; September 1, 2015; February 22, 2017, January 7, 2021

Date amended: December 9, 2014; March 2, 2015; October 26, 2020

(Signature) Steven L Lardinois Manager, Systems Section Chicago ACO Branch

(Title)

Transfer the ownership of Supplemental Type Certificate Number

to (Name of transferee)

(Address of transferee)

(Number and street)

(City, State, and Zip code)

from (Name of grantor) (Print or type)

(Address of grantor)

(Number and street)

(City, State, and Zip code)

Signature of grantor (In ink):

Number ST11129SC

Date of issuance: April 14, 2014 Date amended: December 9, 2014; March 2, 2015; October 26, 2020 Date Reissued: July 7, 2015; September 1, 2015; February 22, 2017, January 7, 2021

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the modified Boeing Models 777-300 series is as follows:

a. The type certification basis for the Boeing Models 777-300 series aircraft is shown on TCDS T00001SE for parts not changed or not affected by this change.

b. The certification basis for the parts changed or affected by this change since the reference date of application, August 25, 2014, is based upon part 25 as amended by Amendment 25-126 and 14 CFR Part 26.

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be:

Regulations at the latest amendment 25-0 through 25-130 14CFR §§ 25.111; 25.119; 25.365 (a)(b)(d)(e); 25.561(a)(b)(c)(d); 25.613(a)(b)(c); 25.841; 25.853(a); 25.903(c);

25.1309(a)(b)(d)(e); 25.1353(a)(c); 25.1357(a)(c)(d)(e); 25.1419(a); 25.1431(a)(c)(d); 25.1583(h); and 25.1585(a).

Regulations at an intermediate amendment

25.571(e)(1) (amd 25-54); 25.869(a)(4) (amd 25-113); 25.981(a)(3)(b) (amd 25-125); 25.1431(a)(c) (amd. 25-113) Regulations at the latest amendment 26-0 through 26-3

26.11(c), 26.47(c).

Equivalent safety findings exist with respect to the following regulations -

a. 14 CFR 25.251 – Vibration and Buffeting(c)

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