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Aircraft STC directory

Bell Textron 412 STCs

The Jun 30, 2026 FAA DRS snapshot contains 44 selected supplemental type certificates with status Current whose public applicability data names the Bell Textron 412. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

44
listed Current at snapshot
26
holder directories
10
modification categories
May 21, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications14
Cargo and special mission10
Avionics7
Cabin and interiors3
Safety and emergency equipment3
Aircraft structures3
Electrical systems1
Landing gear and brakes1
Engine and powerplant1
Fuel systems1

Recorded holders

Alpine Aerotech LP5Dart Aerospace Limited3Avio Design Group Inc2Air Methods LLC2Bell Textron Inc.2Transwest Helicopters Ltd2VIH Aerospace Inc2Boost Human External Cargo Systems Inc.2Onboard Systems International2Maxcraft Avionics Ltd.2LifePort LLC2Dart Aerospace Ltd.2Alpine Aerotech Ltd1Icarus Aero Inc.1StandardAero Atlantic USA Inc.1Dart Aerospace ULC1RMCI Canada Inc1Kaman Corporation Aircraft Wheel and Brake LLC1Luma Technologies LLC1Onboard Systems International LLC1

Recently revised 412 STCs

Showing the 44 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.