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Propellers

STC SR04122NY

FAA DRS lists SR04122NY as Current · Amended, held by Carson Helicopters Inc, for Carson Helicopters SH-3H, Croman SH-3H, and Sikorsky Aircraft S-61N, and 4 more aircraft configurations. Recorded change: The Installation of Carson Helicopters, Inc. Composite Tail Rotor Blade and Pitch Sleeve, part number 428-600-1,. Snapshot dated June 30, 2026.

FAA-listed holder
Aircraft configurations
7
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

The Installation of Carson Helicopters, Inc. Composite Tail Rotor Blade and Pitch Sleeve, part number 428-600-1,.

SR04122NY identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Carson Helicopters SH-3H, Croman SH-3H, and Sikorsky Aircraft S-61N, and 4 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Carson Helicopters SH-3H and Croman SH-3H, and 5 more aircraft configurations model, serial range, and configuration?
  2. 02Which propeller, governor, spinner, engine, and vibration limits apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?