STC SR02520AK

SR02520AK 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 the product, the holder shall give the other person written evidence of that permission.

Limitations and Conditions: continued on page 4 of 5) 03/20/2017 01/17/2020 07/16/2019 06/04/2021 12/01/2021 02/02/2023 ✔ Michael Linegang Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 5

1. Installation of Avionics and auxiliary generator (Configurations A1, A2, A3, E1, D1, X) for certification of Single Pilot Instrument Flight Rules (SPIFR) Operations in accordance with AgustaWestland Philadelphia Corporation Master Data List Document No. AWPC-KIT-4600F001, Rev. P, dated March 31, 2025 or later FAA approved revision.

Description of Type Design Change: continued on page 3 of 5) 06/16/2026

SR02520AK 06/16/2026 5

SR02520AK 06/16/2026 Date Amended: continued:

March 09, 2023, November 9, 2023, June 12, 2025

Description of Type Design Change: continued:

a. Configuration A1 is for EFIS display prototype 1.

b. Configuration A2 is for EFIS display prototype 2.

c. Configuration A3 is for EFIS display prototype 3.

d. Configuration E1 is for EFIS 4-display military trainer configuration baseline.

e. Configuration D1 is for EFIS 4-display standard baseline.

f. Configuration X is a group of approved options that can be applied to one or more baseline Configurations (A1, A2, A3, E1, D1) and consists of the following:

X1 – DME Radio, X2b – Dual UHF-AM Com, X3a – Cabin Audio Panel (Left Side), X4a – Cabin PSU’s Audio/Lighting (Based on factor kit), X5 – Becker ADF3500, X6

- Recorder Provisions, X7a thru X7d – External Lighting, X8 - TAS,X10 – RFM Holder, X11a – Basic IFR STC antenna gaskets, X11b – DME antenna gaskets, X11d – Dual UHF-AM Com antenna gaskets, X12 – Retromod- Alternate Nav antenna, X13 - Torque Filter.

2. For configurations A1 and A2, aircraft is to be operated in accordance with Rotorcraft Flight Manual, Document No. 7-119033 Revision B, dated December 16, 2019.

3. For configurations A3, D1, E1 and X, aircraft is to be operated in accordance with the Rotorcraft Flight Manual Document No. AWPC-ENG-20-030 Revision G,approved March 7, 2025

4. For configurations A1, A2, A3, E1, D1 and X, aircraft is to be maintained in accordance with the Instructions for Continued Airworthiness, Document No.AWPC-ENG-20-031 Revision K, dated February 21, 2025 or later FAA-accepted revisions.

SR02520AK 04/09/2026

Limitations and Conditions: continued:

3. This STC is applicable to AW119MKII helicopters with serial numbers 14725, 14901 to 14999, and 15001 and subsequent.

4. For all possible combinations of the configuration installations, refer to AgustaWestland Philadelphia Corporation Installation Master Data List Report No.AWPC-KIT-4600F001, Rev. P, dated 3/31/2025 or later FAA approved revision.

5. The aircraft is to be maintained in accordance to the Airworthiness Limitations section in the Instructions of Continued Airworthiness referenced in the Description of Type Design Change section of this STC. This section contains mandatory Certification Maintenance Requirement (CMR), which are FAA-approved and must be complied with at the intervals specified.

Certification Basis:

Based on 14 CFR 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the FAA certification basis for the Leonardo S.p.A Model AW119 MKII series aircraft modification is as follows:

(a) The type certification basis for the series Leonardo S.p.A AW119 MKII aircraft is shown on TCDS H7EU 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 application March 20, 2017, is based upon part 27 as amended by Amendment 27-46. 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:

(Certification Basis continued on page 5 of 5)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SR02520AK Effective Date: 04/09/2026 Certification Basis continued:

Regulations at amendment 27-0 through 27-46:

14 CFR Part 27 Amdt 14 CFR Part 27 Amdt

27.251 27.1327 13

27.301 27.1329(f) 35

27.303 27.1335 13

27.305 27.1337(b)(c)(d) (e) 37

27.307(a) 26 27.1351(a)(b)(c)(d) 13

27.321 11 27.1353 14

27.337 26 27.1357(a)(b)(c)(d) 13

27.339 11 27.1361

27.341 27.1365 35

27.549(b) 27.1367

27.561 32 27.1381

27.601 27.1501 14

27.603 16 27.1503

27.605 16 27.1519 21

27.607 27.1523

27.609 27.1525 21

27.610 46 27.1529 18

27.611 27.1541

27.613 26 27.1543(b)

27.619 27.1545 16

27.625 27.1549(a)(b)(c)(d) 29

27.771 27.1551

27.773 27.1553

27.777 27.1559 21

27.853(a) 27.1581 14

27.1041 23 27.1583 16

27.1043 14 27.1585 21

27.1045 23 27 Appx B I 46

27.1301 27 Appx B II 46

27.1303 27 Appx B III 46

27.1305 37 2741 Ар У (6) 46

27.1307(c)(d)(e) 46

27.1309 46 27 Appx B VI(a) 46

27.1316 46 27 Appx B VII 46

27.1317 (a)(b)(c) 42 27 Appx B VIII 46

27.1321 13 27 Appx B IX 46

27.1322 11 27 Appx B X 46

27.1323 13 29.1431(a)(b)

27.1325 13

•END