STC SH5974NM
FAA DRS lists SH5974NM as Current · Amended, held by Erickson Air Crane Inc. dba Erickson Air-Crane, for Sikorsky Aircraft S-64F. Recorded change: Replacement of existing combustion type cockpit heater with an engine bleed air type heater system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SH5974NM 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-64F. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Modification of existing exhaust system by the addition of and exhaust pipe extension.
FAA holder: Aviation Resources LLC
Installation of a Champion or Unison engine ignition system.
FAA holder: United Aeronautical Corporation
Installation of a Champion or Unison engine ignition system.
FAA holder: United Aeronautical Corporation
FAA record reference
- STC number
- SH5974NM
- Product
- Aircraft · Rotorcraft
- Country
- United States
- Application date
- January 8, 1993
- Revision date
- July 20, 2001
- CFR references
- Part 21, Part 29