STC SR04601NY

SR04601NY Leonardo Helicopters US Corporation 3050 Red Lion Road Philadelphia, PA 19114 Part 27 Title 14 Code of Federal Regulations H7EU Leonardo S.p.A AW119 MKII

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 this certificate to alter a product, the holder must give the other person written evidence of that permission.

(Limitations and Conditions continued on page 3 of 3) 01/30/2020 06/16/2026 03/03/2021 04/16/2021 01/22/2025 Michael Linegang Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3

1. Installation of a crash resistant fuel system (CRFS) and optional closed circuit refueling receiver (CCRR) in accordance with AgustaWestland Philadelphia Corp. Installation Master Data List No.AWPC-ENG-19-064, Rev.D, dated Jan 15, 2025 or later FAA approved revision.

(Description of Type Design Changed continued on page 3 of 3)

SR04601NY 06/16/2026 3

SR04601NY 06/16/2026 Description of Type Design Change (continued):

2. Maintenance must be in accordance with Instructions for Continued Airworthiness, Doc. No.

AWPC-ENG-20-094, Rev. C, dated Nov 19, 2024, or later FAA accepted revision, and is required as part of this installation.

3. This STC is applicable to all serial numbers for this Make-Model.

Certification Basis:

Based on 14 CFR §21.115 and §21.101, and FAA Order 8110.48, the certification basis for this modification to Leonardo S.p.a. AW119 MKII aircraft is as follows:

a) The type certification basis for the Leonardo S.p.a. AW119 MKII aircraft as shown on TCDS H7EU for parts not changed or not affected by the change.

b) The type certification basis for the Leonardo S.p.a. AW119 MKII aircraft as shown on TCDS H7EU for parts changed or affected by the change with the following exceptions:

• Compliance with 14 CFR §27.952(a)(1)(2)(3)(5)(6)(c)(3)(f) at Amendment 27-30.

• Compliance with 14 CFR §27.963(g) at Amendment 27-30.

• Compliance with 14 CFR §27.975(b) at Amendment 27-35.

• The optional closed circuit refueling receiver (CCRR) complies with Special Condition No.

27-051-SC effective April 16, 2021 for Pressure Refueling and Fueling Provisions.

Note: Installation of this STC brings the aircraft into compliance with the crash resistant fuel system certification basis requirements listed in section 44737 of Title 49 U.S.C.

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