STC SR01981SE
FAA DRS lists SR01981SE as Current · Issued, held by Croman Corporation, for Sikorsky Aircraft S-61A. Recorded change: Fabrication and installation of an internal fire retardant tank. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Fabrication and installation of an internal fire retardant tank.
SR01981SE 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-61A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Sikorsky Aircraft S-61A model, serial range, and configuration?
- 02Which tanks, plumbing, usable-fuel assumptions, and inspections apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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Installation of fuel inlets and caps. (A185F S/N 18503684 THRU 18504448).
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Installation of Simmonds Precision Computerized Fuel Quantity Indicator System in accordance with Simmonds Precision Installation Drawing List, Report Numbers E-2447, Revision E; and E-2523(optional), no revision, or later FAA-approved revisions.
FAA holder: Simmonds Precision Products Inc