STC ST04816NY

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST04816NY This certificate issued to: ALOFT AeroArchitects 21652 Nanticoke Avenue Georgetown, DE 19947 25 _ of Federal Aviation Regulations.

Original Product Type Certificate Number: AGWE Make: Boeing Description of Type Design Change: Model: 717-200

1. Installation of an Electronically Steerable (ESA) Antenna and Power Supply on a Previously Provisioned Boeing 717-200 Aircraft per Installation Master Data List No. 8632-0001-MDL Rev D, or later FAA approved revision.

See continuation sheet 03.

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

See continuation sheets 03 through 04.

Date of Application: 08/05/2025 Date Reissued:

Date of Issuance: 04/10/2026 Date Amended:

Title: Dan Skibinski STC Administrator, ODA-955292-NE Possession of this Supplemental Type permission acceptable to the FAA. (Ref. 14 CFR 21.120).

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST04816NY Effective Date: 04/10/2026

The STC's supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property of the STO permission acceptable to the FAA. (Ref. 14 CFR 21.120). older. ICA: Comply with ALOFT AeroArchitects Instructions for Continued Airworthiness (ICA), documents, or later FAA-accepted revisions:

TM-8632-ICAW, revision 001, dated February 23, 2026, FAA-accepted April 09, 2026.

3. ALS: There are no new (or additional) airworthiness limitations associated with this STC.

4. EWIS ICA: The FAA has reviewed the applicant's assessment of existing Electrical Wiring Interconnection System Instructions for Continued Airworthiness (EWIS ICA) and found that additional EWIS ICA tasks are required:

TM-8632-EWIS, revision 001, dated February 20, 2026, FAA-Approved April 09, 2026.

5. AFMS: Comply with the FAA-Approved ALOFT AeroArchitects Airplane Flight Manual Supplement (AFMS), document:

AFMS-8632-P380-001, revision 001, dated August 29, 2025, FAA-approved April 09, 2026.

Limitations and Conditions: (Continued)

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. Operational approval to permit use of Transmitting Portable Electronic Devices (TPED) must be obtained separately from this STC. Use of FAA InFO 13010 is an acceptable means.

4. This STC is in compliance with 14 CFR 36.7, Acoustical Change for transport category large airplanes.

5. Installation of STC ST04813NY is a prerequisite for this STC installation and activation.

or propeller. The STC's supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property of the STO holder.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST04816NY Effective Date: 04/10/2026 Certification Basis:

1. Based on 14 CFR §§21.101 and 21.115, and the FAA policy for non-significant changes in FAA Order 8110.48, the certification basis for the Boeing 717-200 for this design change modification is as follows:

a. The type certification basis for this aircraft is shown on Type Certificate Data Sheet (TCDS) A6WE for parts not altered nor affected by the design change

b. The certification basis for parts altered or affected by the design change since the reference date of project application is based upon Part 25 as amended through Amendment 25-82 and Part 26 as listed in the TCDS, with the exceptions listed below.

Regulations at the amendment level in TCDS: 14CFR §§

25.29, 25.111, 25.115, 25.119, 25.121, 25.123, 25.177, 25.181, 25.251, 25.301, 25.303, 25.305,

25.307, 25.365, 25.561, 25.571, 25.581, 25.601, 25.603, 25.605, 25.609, 25.611, 25.613,

25.625, 25.629, 25.789, 25.901, 25.903, 25.1301, 25.1316, 25.1351, 25.1401, 25.1419, 25.1501,

25.1525, 25.1529, 25.1541, 25.1581, 25.1585, 25.1587, H25.2, H25.4, 26.11, 26.47 Regulations above the amendment level in TCDS: 14 CFR §§

25.869 [25-113], 25.899 [25-123], 25.1301 [25-152], 25.1309 [25-152], 25.1353 [25-113],

25.1431 [25-113] The following regulations were complied with at two amendment levels, as detailed above:

25.1301 The applicant has voluntarily shown compliance with the following regulations that are not listed on the TCDS for this make and model aircraft:

H25.5 [25-123] This certificate may Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, be transferred or made available to third persons by licensing agreements in accordance with 14 CFR 21.47. Possession of this Supplemental Type or propeller.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST04816NY Effective Date: 04/10/2026 Certification Basis (Continued):

c. Applicable provisions of 14 CFR part 26 included in the certification basis and listed above.

For any future Part 26 amendments, the holder of this STC must demonstrate compliance with the applicable sections as listed in the TCDS.

ELOS: §25.251(b) Vibration and Buffeting: ODA-GED-P380-25.251 END