STC SE04840NY

for SE04840NY Kilroy Aviation, LLC 31856 Crosswind Drive, Suite 2 Salisbury, MD 21804 Part 33 Title 14 Code of Federal Regulations * * * See attached FAA Approved Model List (AML) No. SE04840NY for the list of approved engines, applicable installation data, and specific limitations.

1. Installation of HarcoSemco Exhaust Gas Temperature (EGT) Electrical Harnesses in CFM56-7 engine per the Installation Master Drawing List (MDL) document(s) listed on AML No. SE04840NY.

2. Maintenance to be performed in accordance with Instructions for Continued Airworthiness (ICA) document(s) listed on AML No. SE04840NY.

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

(continued on Page 3 of 3) May 21, 2023 February 6, 2024 Christina M. Underwood Manager, East Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3

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SE04840NY 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. See AML No. SE04840NY for the applicable serial numbers for the engine make-model series.

4. A copy of this certificate and the FAA AML No. SE04840NY must be maintained as part of the permanent records for the modified engine.

Certification Basis:

1. Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, this STC is a non-significant change. The certification basis for the engines listed on the AML is as follows:

a. The type certification basis for parts not changed or not affected by the change is as listed on the AML.

b. The type certification basis for parts changed or affected by the change is as listed on the AML.

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