STC SR02425NY-D

FAA Form 8110-2 (5/14) Page 1 of

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Title SR02425NY-D Sikorsky Aircraft Corporation 6900 Main Street Stratford, CT 06615 Federal Aviation Regulations.

1. Installation of a SkyTrac Systems ISAT-100 Flight Following System in accordance with Keystone Helicopter Installation drawing List IDL01471 Rev. B dated 12/19/2008 or later FAA approved revision.

2. Keystone Helicopter Instructions for Continued Airworthiness, SkyTrac Systems ISAT-100 Installation, Report No. IC01471 Rev. A dated September 15, 2008 or later FAA accepted revision is required for this modification.

3. FAA Approved Rotorcraft Flight Manual Supplement, Supplement No. FM01471 Rev. 1 dated 12/30/2008 or later FAA approved revision is required for this modification.

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

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.

Gaetano Sciortino Manager New York Aircraft Certification Office Sikorsky S-76A/B/C October 1, 2011, December 17, 2014 December 30, 2008 May 16, 2007 July 5, 2007 H1NE 2

FAA Form 8110-2 (5/14) Page 2 of

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2 SR02425NY-D