STC SR04207NY

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate SR04207NYNumber:

This certificate issued to: Mecaer Aviation Group, Inc.

9800 Ashton Road, Box 1 Philadelphia, PA 19114 Part of .

Make: Leonardo S.p.a.Original Product R00002RD7\SH&HUWLILFDWH1XPEHU Model: AB139 & AW139 Description of Type Design Change:

Installation of Rosen R2181000 Sunvisor Assembly in accordance with Mecaer Aviation Group, Inc. data:

(1) Master Data List, A139-MDL-0085, Revision IR, dated March 29, 2021, or later FAA approved revision.

(2) Instructions for Continued Airworthiness (ICA), A139-ICA-0085, Revision IR, dated March 26, 2021, or later FAA accepted revision. The ICA and its contents must be incorporated into the operator's maintenance program.

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

(Limitations and Conditions Continued on Page 3 of 3)

12/17/2020Date of Application: Date Reissued:

03/29/2021Date of Issuance: Date Amended:

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I United States of America Department of Transportation Federal AviationAdministration Supplemental Type Certificate SR04207NYNumber:

Date oI transfer:

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United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SR04207NY Date of Issuance: 03/29/2021 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. This STC is applicable to all serial numbers for the Make: Leonardo S.p.a., Models:

AB139 and AW139.

Certification Basis:

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 all of the eligible aircraft models is as follows:

(1) The type certification basis for Make: Leonardo S.p.a., Models: AB139 and AW139 aircrafts are shown on TCDS R00002RD for parts not changed or not affected by the change.

(2) The certification basis for parts changed or affected by the change since the reference date of application 12/17/2020, is based upon Part 29 as amended by Amendment 29-45 with the exception of those above amendment 29-45 listed below.

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