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Aircraft STC directory

Hawker Beechcraft C90 STCs

The Jun 30, 2026 FAA DRS snapshot contains 54 selected supplemental type certificates with status Current whose public applicability data names the Hawker Beechcraft C90. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

54
listed Current at snapshot
25
holder directories
11
modification categories
Apr 1, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications16
Avionics7
Fuel systems6
Engine and powerplant5
Cabin and interiors5
Landing gear and brakes4
Aircraft structures4
Cargo and special mission3
Electrical systems2
Safety and emergency equipment1
Aircraft performance1

Recorded holders

Recently revised C90 STCs

Showing the 54 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.