STC ST04484AT

ST04484AT Chippewa Aerospace Inc.

490 Allied Dr.

Conway SC, 29526 Part 25 the Federal Aviation Regulation A1NM The Boeing Company 767-300F This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. (See continuation sheet 3.)

12/10/19 3/25/26 10/28/20 11/24/25 (for) Michael P. Linegang Manager, East Certification Branch 4 Installation of the GoGo ATG-4 WiFi System or the IntelSat C1 WiFi System with Broadband Service (ABS) in accordance with Chippewa Aerospace Master Drawing List (MDL) No.

B767-2365-01-0001 Revision 6 dated September 23, 2020 or later FAA-approved revisions, and/or Chippewa Aerospace MDL No. B767-2365-01-0001-2, (See continuation sheet 3.)

ST04484AT 11/24/25 4

ST04484AT 11/24/25 Description of Type Design Change - continued:

Rev. 3, Dated August 12, 2025, or later FAA approved revision.

Instructions for Continued Airworthiness (ICA), Chippewa Aerospace Inc. Document No.

B767-2365-01-0002 Rev. 1 dated June 22, 2020, or later FAA approved revision, and/or B767-2365-01-0002-2, Rev. IR, Dated July 28, 2025, or later FAA approved revision, must be made available to the operator at the time of installation.

FAA Approved Airplane Flight Manual Supplement (AFMS) for the Boeing 767-300F Series Aircraft with the Installation of GoGo ATG-4 WiFi System in accordance with Chippewa Aerospace AFMS No. B767-2365-01-1013, Rev. IR, Dated October 28, 2020, or later FAA approved revision, and/or AFMS for the Boeing 767-300F Series Aircraft with the Installation of IntelSat C1 WiFi System in accordance with Chippewa Aerospace AFMS No.

B767-2365-01-2013, Rev. IR, Dated November 24, 2025, or later FAA approved revision, is a required part of this STC.

Limitations and Conditions - continued:

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.

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 Boeing Company 767-300F Series aircraft is as follows:

a. The type certification basis for The Boeing Company 767-300F airplane is shown on TCDS A1NM for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of 3 4 Add Page

ST04484AT 11/24/25 application, December 10, 2019, is based upon part 25 as amended by Amendment 25-146.

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 25-153:

25.29, 25.251, 25.301, 25.303, 25.305, 25.307, 25.561, 25.601, 25.603, 25.605, 25.609, 25.611,

25.613, 25.789, 25.841, 25.899, 25.981, 25.1301, 25.1307, 25.1309, 25.1317, 25.1353, 25.1357,

25.1359, 25.1431, 25.1519, 25.1525, 25.1529, 25.1541, 25.1581, 25.1583, 25.1585, 25.1587

Regulations at the amendment level in TCDS A1NM:

25.1351

14 CFR Part 26 Regulations Based on 14 CFR §21.101(g), applicable provision of 14 CFR part 26 are included in the certification basis. For any future 14 CFR part 26 amendments, the holder of this STC must demonstrate compliance with the applicable sections. As of the issuance date of this STC, compliance has been found for the following regulation: 14 CFR §26.11 at amendment 26-7.

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