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Aircraft STC directory

Robinson Helicopter R66 STCs

The Jun 30, 2026 FAA DRS snapshot contains 27 selected supplemental type certificates with status Current whose public applicability data names the Robinson Helicopter R66. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

27
listed Current at snapshot
17
holder directories
7
modification categories
Jun 27, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications14
Cargo and special mission6
Avionics2
Fuel systems2
Landing gear and brakes1
Cabin and interiors1
Safety and emergency equipment1

Recorded holders

Recently revised R66 STCs

Showing the 27 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.