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Aircraft STC directory

Sikorsky Aircraft S-76C STCs

The Jun 30, 2026 FAA DRS snapshot contains 226 selected supplemental type certificates with status Current whose public applicability data names the Sikorsky Aircraft S-76C. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

226
listed Current at snapshot
48
holder directories
13
modification categories
Feb 12, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications91Avionics42Cabin and interiors27Safety and emergency equipment17Aircraft connectivity15Aircraft structures11Cargo and special mission7Electrical systems6Rotorcraft modifications3Engine and powerplant2Fuel systems2Propellers2Landing gear and brakes1

Recorded holders

Sikorsky Aircraft Corporation116Vector Aerospace Helicopter Services USA Inc.10Maxcraft Avionics Ltd.9Bell Helicopter Textron Inc.8Pro Star Aviation, LLC6CHC Helicopters International6HELIFAB5Heli-One5Peregrine3Air Comm Corporation3LifePort LLC3Helifab Inc3The NORDAM Group LLC2Bristow US LLC2Mayday Avionics Inc2SkyTrac Systems Ltd.2Keystone Helicopter Corp.2Petroleum Helicopters Inc2Arrow Aviation Inc.2365 AEROSPACE DDS LIMITED1

Recently revised S-76C STCs

Showing the 100 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.