STC ST04595CH

Number: ST04595CH

Part 25 of the Federal Aviation Regulations.

Original Product Type Certificate Number: A16WE Make: Boeing Model: 737-8, 737-800 Series

Date of Application: September 1, 2022 Date Reissued: June 4, 2024 Date of Issuance: March 16, 2023 Date Amended: December 19, 2023; June 5, 2024 By Direction of the Administrator Signature:

Brenda L. Litchfield ODA Administrator Title: Envoy Aerospace, LLC ODA-831240-CE Astronics Connectivity Systems and Certification Corp.

804 S. Northpoint Blvd Waukegan, IL 60085

1) This STC is applicable to all serial numbers for these Make-Models.

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

3) This modification does not comply with 14CFR Part 25.801 Ditching and must not be applied to aircraft that are approved for ditching.

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.

Installation of a Cabin Interior Reconfiguration in accordance with Astronics Connectivity Systems and Certification (CSC) Master Data List, Doc. No. DC104-141705-00, Revision K, dated May 31, 2024, or later FAA-approved revisions.

Number: ST04595CH

(Continuation Sheet) Number: ST04595CH Date Amended: June 5, 2024 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 8110.48A, the certification basis for the Boeing 737-8 and 737-800 Series aircraft is as follows:

a. The type certification basis for the Boeing 737-8 and Boeing 737-800 Series aircraft is shown on TCDS A16WE for parts not changed or affected by the change.

b. This certification basis for parts changed or affected by the change since the reference date of application is based upon 14 CFR Part 25 as amended as follows:

Applicable to Boeing 737-8 aircraft:

Applicable regulations at the latest amendment 25-0 through 25-137, 25-141 § 25.29(a)(b) § 25.301(a)(b) § 25.303 § 25.305(a)(b) § 25.307(a) § 25.561(a)(b)(c) § 25.562(a)(b)(c)(1)-(4)(7)(8) § 25.571(a)(b) § 25.601 § 25.603(a)(b)(c) § 25.605(a) § 25.609(a) § 25.611(a)(b) § 25.613(a)(b) § 25.619(a)(b)(c) § 25.625(a) § 25.785(a)(b)(c)(d)(2)(f)(1)(3) § 25.785(h)(2)(i)(j)(k) § 25.787(a)(b) § 25.789(a) § 25.791(a)(b)(e) § 25.811(a)(b)(c)(d)(g) § 25.812(a)(b)(d)(e) § 25.813(a)(b)(c)(d) § 25.815 § 25.817 § 25.851(a)(1)(2)(3)(5)(6)(7) § 25.853(a)(c) § 25.899(a)(1)(b) § 25.981(a) § 25.1301(a)(1)-(4)(b) § 25.1309(a)(b)(d)(g) § 25.1310(a)(b) § 25.1351(a)(1) § 25.1353(a)(c) § 25.1362 § 25.1411(a)(b)(f) § 25.1415(e) § 25.1421 § 25.1423(c) § 25.1431(a)(b)(c)(d) § 25.1447(a)(c)(1)(4) § 25.1529 § 25.1541(a)(b) § 25.1561(b)(c)(e) § 25.1701(a)(b) § 25.1703(a)(b) § 25.1705(b) § 25.1707(a)(b)(e)-(j)(l) § 25.1709(a)(b) § 25.1711(a)(c)(d)(e) § 25.1715 § 25.1719 § 25.1729

Applicable 14 CFR Part 25 regulations at other amendment levels § 25.869(a)(4) [Amdt 25-113].

Applicable 14 CFR Part 26 regulations at the latest amendment 26-0 through 26-7 Based on 14 CFR § 21.101(g), applicable provisions 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 latest amendment date of this STC, compliance has been found for the following regulations:

14 CFR § 26.11(c) [Amdt. No. 26-7]; § 26.47(c) [Amdt. No. 26-7].

(Continuation Sheet) Number: ST04595CH Date Amended: June 5, 2024 Equivalent Level of Safety ELOS Memorandum # PS12-0038-C-1-1; 14 CFR Part 25 25.813(c)(1)(i), 25.813(c)(2)(i) [Amdt 25-88];

Equivalent Level of Safety (ELOS) Finding for the Passageway to and Opening of Overwing Exits for Boeing Models 737-7/-8/-9/-8200/-10 Airplanes.

Special Conditions 25-358-SC, Special Conditions: Boeing Model 737 Series Airplanes; Seats With Non-Traditional, Large, Non- Metallic Panels [Docket No. NM359].

Applicable to Boeing 737-800 Series aircraft:

Applicable regulations at the latest amendment 25-0 through 25-77 § 25.29(a)(b) § 25.301(a)(b) § 25.303 § 25.305(a)(b) § 25.307(a) § 25.561 (a)(b)(c) § 25.562(a)(b)(c)(1)-(4)(7)(8) § 25.601 § 25.603(a)(b)(c) § 25.605(a) § 25.609(a) § 25.611 § 25.613(a)(b) § 25.619(a)(b)(c) § 25.625(a) § 25.785(a)-(d)(2)(f)(1)(3)(h)(2) § 25.785(i)(j)(k) § 25.787(a)(b) § 25.789(a) § 25.791(a)(b)(e) § 25.811(a)(b)(c)(d)(g) § 25.812(a)(b)(d)(e) § 25.813(a)(b)(c)(d) § 25.815 § 25.817 § 25.851(a)(1)(2)(3)(5)(6)(7) § 25.1301(a)(b)(c)(d) § 25.1309(a)(b)(d)(g) § 25.1351(a)(1) § 25.1353(a)(b) § 25.1411(a)(b)(f) § 25.1415(e) § 25.1421 § 25.1431(a)(b)(c) § 25.1447(a)(c)(1)(4) § 25.1529 § 25.1541(a)(b) § 25.1561(b)(c)(e)

Applicable 14 CFR Part 25 regulations at other amendment levels § 25.853(a)(c) [Amdt 25-116]; §25.869(a)(4) [Amdt 25-113]; § 25.981(a) [Amdt 25-125].

Equivalent Level of Safety ELOS Memorandum # TD8301SE-T-C-1; 14 CFR Part 25 25.813(c)(1)(i), 25.813(c)(2)(i) [Amdt 25-77];

Equivalent Level of Safety (ELOS) Finding for the Passageway to and Opening of Overwing Exits for Boeing 737-600, -700, -700C, -800, -900 Series Aircraft.

Applicable 14 CFR Part 26 regulations at the latest amendment 26-0 through 26-7 Based on 14 CFR § 21.101(g), applicable provisions 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 latest amendment date of this STC, compliance has been found for the following regulations:

14 CFR § 26.11(c) [Amdt. No. 26-7]; § 26.47(c) [Amdt. No. 26-7]. This modification does not affect or create fatigue critical baseline structure.

Special Conditions 25-358-SC, Special Conditions: Boeing Model 737 Series Airplanes; Seats With Non-Traditional, Large, Non- Metallic Panels [Docket No. NM359].

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