STC SR02487NY

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

Part of the

Signature

Title SR02487NY Carson Helicopters, Inc.

952 Blooming Glen Road Perkasie, PA 18944 Civil Air Regulations.

1. Increased Category A Performance for the Sikorsky S-61L, S-61N, S-61NM Helicopters in accordance with Carson Helicopters, Inc. Report No. CHI-04-1001 Rev G, dated February 6, 2007.

1. S-61 Models effected by this STC are required to be configured with the following:

CT58-140-1 Engines or -2 Engines S61 Long Fuselage Aircraft Main Gear Box (P/NS6135-20600-039 and subsequent)

(See Limitations and Conditions Continued Page 3 of 3) Michael Linegang Acting Manager New York ACO Branch Sikorsky Aircraft S-61L, S-61N, S-61NM

July 13, 2018 January 27, 2009 October 27, 2004 December 05, 2007 1H15 3

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

To (Name and address of transferee)

From (Name and address of grantor)

3 SR02487NY

FAA Form 8110-2 (5/14) Page 3 of 3 Date Reissued: July 13, 2018

Ribbed pocket tail rotor blades (P/N S6117-30101-043 and subsequent) Bifilar assembly (P/N S6112-23039-017 or -18) Beam Pitch Control Tail Gear Box (P/N S6135-66705-1 and subsequent) Fixed Land Main Gear Box or Sponson Landing Gear STC SR01585NY (Composite Main Rotor Blades P/N 163-101-1)

2. Operations must be in accordance with Carson Helicopters, Inc. Rotorcraft Flight Manual Supplement No.7, Rev A, FAA approved January 27, 2009.

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

4. 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.

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SR02487NY