Aircraft STC directory
Sikorsky Aircraft S-61R STCs
The Jun 30, 2026 FAA DRS snapshot contains 8 selected supplemental type certificates with status Current whose public applicability data names the Sikorsky Aircraft S-61R. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recently revised S-61R STCs
Showing the 8 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of NASI NREM18M Air Conditioning Module.
FAA holder: National Aircraft Service Inc. (NASI)
Installation of Garmin GTX 335/335R and GTX345/345R transponders to provide ADS-B Out and In functionality.
FAA holder: Peregrine
The Installation of Carson Helicopters, Inc. Composite Tail Rotor Blade and Pitch Sleeve, part number 428-600-1,.
FAA holder: Carson Helicopters Inc
Installation of NASI Air Conditioning Module.
FAA holder: National Aircraft Service Inc
Installation of Carson Helicopters, Inc. composite main rotor blades, P/N 163-101-1.
FAA holder: Carson Helicopters Inc
Installation of dual Rockwell Collins FDS 2000 flight displays, dual AHS 3000 attitude and heading reference systems, dual Garmin GNS 530 navigation systems and supporting avionics equipment .
FAA holder: Acrohelipro Global Services USA Inc
Installation of Concorde Battery Corporation Model RG-3BOE/44 Valve Regulated Sealed Lead Acid Battery.
FAA holder: Carson Helicopters Inc