STC SA04161CH

Part -of the Federal Aviation R egulations. (See attached AML for complete certification basis).

Original Product --Type Certificate N umber :

This STC is for the Installation of Aluminum Aileron skins in place of Magnesium Aileron skins in accordance with SRS Aviation, LLC, “Corrugated Aileron Conversion Kit” Drawing 50-130002-KIT-LHRH, Revision A, dated 15 Sep 2016 or"King Air Aileron LH Skin Kit" drawing 99-130000-KIT-LH, Revision A dated 15 Sep 2016, or "King Air Aileron RH Skin Kit" drawing 99-130000- KIT-RH, Revision A dated 15 Sep 2016, dated January 11, 2017, or later FAA approved revisions.

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

2. A copy of this cetifcate and FAA Approved Model List (AML) No. SA04161CH, issued January 20, 2017, or later FAA revision, must be maintained as part of the permanent records for the modified aircraft.

3. 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.

SRS Aviation, LLC.

6901 217th St. E Prior Lake, MN 55372 3A20, A14CE, 5A4, A31CE M ake : Beechcraft Corporation M odel : 50 (L-23A), 65 (L-23F), 65-90, 99, 100 Date of application : January 1, 2016

Date of issuance : January 20, 2017

B y direction of the A dministrator Original Signed By:

Karol Mordasiewicz

(Signature) Karol Mordasiewicz Manager, Airframe & Administrative Branch Chicago Aircraft Certification Office

FAA FORM 8110-2-1(10-69) PAGE 2 of 3 PAGES

Number

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

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