STC SR12457NY

SR12457NY Kilroy Aviation, LLC 16192 Coastal Highway Lewes, DE 19958 29 Title 14 Code of Federal Regulations ** ** ** See attached FAA Approved Model List (AML) No. SR12457NY, Rev IR or later FAA-approved revision

1. This STC does not constitute installation approval of a wireless radio frequency system using wireless data technologies. It only provides data that may partially support their installation or activation.

(See continuation sheet 3) 11/18/2025 09/03/2026 Michael P. Linegang Manager, East Certification Branch Compliance and Airworthiness Division Aircraft Certification Service 3

1. Demonstration of Aircraft Equipment Configurations Tolerance to Transmitting Portable Electronic Devices (TPED) in Part 29 Aircraft in accordance with the FAA-approved Rotorcraft Equipment Compatibility List (RECL). See the attached AML No. SR12457NY for the FAA-approved RECL list.

SR12457NY 09/03/2026 3

SR12457NY 09/03/2026 Limitations and Conditions (continued):

2. Compatibility of this design change with previously approved modifications must be determined by the installer. See FAA Approved Model List (AML) No. SR12457NY, at latest FAA-approved revision, for specific configurations that supports aircraft eligibility.

Any modification to the aircraft configuration may require re-evaluation of TPED tolerance.

3. If the holder agrees to permit another person to use this certificate to apply to a product, the holder must give the other person written evidence of that permission.

4. Operational approval to permit expanded use of Transmitting Portable Electronic Devices (T-PED) must be obtained separately from this STC.

5. A copy of this certificate, the FAA AML No. SR12457NY, and documents listed in the AML, must be maintained as part of the permanent records for the modified aircraft.

6. This STC is applicable to all serial numbers for the aircraft listed in the FAA AML No.

SR12457NY.

Certification Basis:

1. Based on 14 CFR §§ 21.101 and 21.115, and the FAA policy for non-significant changes in FAA Order 8110.48A, the certification basis for aircraft models with this design change modification is listed in the attached AML.

a. The type certification basis for parts not altered nor affected is shown on the Type Certificate Data Sheet (TCDS) listed in the attached AML for the specified model aircraft.

b. The type certification basis for parts altered or affected by this design change is shown on the attached AML for the specified model aircraft.

c. There are no exemptions nor special conditions.

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