STC SR11243DS

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Part of the Federal Aviation Regulations.

By direction of the Administrator Signature Title SR11243DS Bell Textron Inc.

441 Industrial Park Road Piney Flats, TN 37686 27 R00008RD Bell Helicopter Textron Canada Limited 505 Installation of Expanded Avionics Shelf in accordance with Master Drawing List, Report No. AA-16074, Revision A, dated November 8, 2019, or later FAA approved revision. Aeronautical Accessories Instructions for Continued Airworthiness, Report No. AA-16003, No Revision, dated November 18, 2019, or later FAA accepted revision, is required.

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

9/12/2017 12/18/2019 John T. Bouma ODA Lead administrator BHTI ODA-710621-SW

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To(Name and address of transferee) From(Name and address of grantor) Extent of Authority (if licensing agreement):

SR11243DS

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12/18/2019 Certification Basis:

Subpart C 27.301 [27-0], 27.303 [27-0], 27.305(a) [27-0], 27.307(a) [27-26], 27.337(a) [27-26];

27.571 [27-26] Subpart D 27.601(a) [27-0], 27.603 [27-16], 27.605(a) [27-16], 27.609(a) [27-0], 27.610(a)(b)(d) [27-46],

27.613(d) [27-26], 27.619(b) [27-0], 27.625(a) [27-35];

Subpart G 27.1529 [27-18];

Appendix A A27.1 [27-18], A27.2 [27-18], A27.3 [27-18], A27.4 [27-47].