STC ST12107NY

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST12107NY

This certificate issued to: Delta Engineering Corporation 3 Aviator Way Ormond Beach, Florida 32174

Part 25 of the Code of Federal Regulations.

Original Product A28NM Make: Airbus Type Certificate Number: Model: A320 Series

Update of Cabin Interior in accordance with Delta Engineering Master Data List (MDL) 0164-12550- 2607 Revision A dated Apr. 24, 2026 or later FAA approved revisions to Delta Engineering Master Data List previously listed. The Instructions for Continued Airworthiness as listed on the Master Data List are required with this installation.

1. If the holder agrees to permit another person to use the certificate to alter the product, the holder shall give the other person written evidence of that permission.

2. Compatibility of this design change with previously approved modifications must be determined by the installer. (See Continuation Sheet 3)

Date of Application: November 17, 2025 Date Reissued:

Date of Issuance: April 24, 2026 Date Amended:

Title: Jonathan E. Moritz ODA Administrator ODA-800728-NE

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST12107NY Effective Date: April 24, 2026

Transfer the ownership of Supplement Type Certificate Number:

(Continuation Sheet) Number: ST12107NY Effective Date: April 24, 2026

3. Reference Delta Engineering Master Data List for additional limitations and conditions and applicable serial numbers.

Certification Basis:

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 un-changed or not affected areas by this STC remains un-changed by this STC and the certification basis for this STC is as follows:

a. CFR Part 25 the certification basis defined in the TCDS.

b. CFR Part 26:

Section Title At Amendment §26.11 EWIS 26-7 §26.47 AASR 26-7 -------------------------------------------------END-------------------------------------------------