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Other aircraft modifications

STC SR01653NY

FAA DRS lists SR01653NY as Current · Issued, held by Coulson Aircrane Ltd., for Sikorsky Aircraft S-61L and Sikorsky Aircraft S-61N. Recorded change: Installation of replacement seats per Amtech Aeronautical Limited Modification Data Summary MDS334201 latest Transport Canada approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Coulson Aircrane Ltd.
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of replacement seats per Amtech Aeronautical Limited Modification Data Summary MDS334201 latest Transport Canada approved revision.

SR01653NY 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: Sikorsky Aircraft S-61L and Sikorsky Aircraft S-61N. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Sikorsky Aircraft S-61L1H15Sikorsky Aircraft S-61N1H15

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Sikorsky Aircraft S-61L and Sikorsky Aircraft S-61N model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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?

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