STC ST04738NY

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number 

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(Description of Type Design Change Continued on Page 3 of 4)

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

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

(Limitations and Conditions Continued on Page 3 of 4) 7/3/24 10/9/24 11/21/24 3/14/25 4/29/25 ✔ ODA administrator, ODA-834634-NE 4

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number  (IIHFWLYH'DWH I Transferr Endorsementt Transfer the ownership of Supplemental Type Certificate Number:

Too (Name and address of transferee):

Date oI transfer:

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(Continuation Sheet) Number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ate Amended (continued from Page 1 of 4): 8/22/2025; 6/06/2026; 07/30/2026.

Description of Type Design Change (continued from Page 1 of 4):

(2) Instructions for Continued Airworthiness (ICA) for the 777-300ER: SPX-00005963, ver 3.0, dated September 4, 2024, or later FAA accepted revision; for the 777-200LR: SPX-00007269, ver 4.0, dated April 11, 2025, or later FAA accepted revision; for the 777-200: SPX-00005963, ver 16.0, dated May 4, 2026, or later FAA accepted revision. The configuration specific ICA shall be made available to the operator at the time of installation and be incorporated into the operator's maintenance program.

(3) Aircraft Flight Manual Supplement (AFMS) SPX-00006424, Rev IR, dated October 09, 2024, or later FAA approved revision, is required and must be carried during all flights.

Limitations and Conditions (continued from Page 1 of 4):

(3) This STC is applicable to all serial numbers for the Make: The Boeing Company Models:

777-300ER Series, 777-200LR Series & 777-200 Series.

(4) This approval is limited to only the installation of the Dual SpaceX Starlink Aviation Aero Terminals. Additional FAA approvals required for system function.

Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48, the certification basis for The Boeing Company Model: 777-300ER Series, 777-200LR Series & 777-200 Series is as follows:

(1) The type certification basis for parts not changed or not affected by the change is shown on TCDS T00001SE.

(2) The modification certification basis for parts changed or affected by the change since the reference application date, July 3, 2024, is based upon 14 CFR part 25 as amended by Amendments 25-0 through 25-100, with the exception of those above 25-100 as follows: 25.613

(a)(b)(c) amdt 25-112, 25.901(c) amdt 25-126, 25.903(c) amdt 25-140, 25.1353(a) amdt 25-113,

25.1431(c) amdt 25-113.

(Certification Basis Continued on Page 4 of 4) 34 07/30/26

(Continuation Sheet) Number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ertification Basis (continued from Page 3 of 4):

(3) Compliance has been demonstrated to 14 CFR part 26.47(c) amdt 26-1.

For Model 777-200 Series only, additionally 14 CFR part 26.11(c) amdt 26-0.

(4) Equivalent Level of Safety Findings have been made for the following regulation(s):

§ 25.251 Vibration and buffeting (documented in P&S ELOS Memo ADC-0173-25.251, ADC-0193-25.251 & ADC-0226-25.251).

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