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Aircraft STC directory

Helio Alaska H-250 STCs

The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Helio Alaska H-250. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

4
listed Current at snapshot
3
holder directories
4
modification categories
Aug 30, 2024
latest recorded revision

Modification demand surface

Landing gear and brakes1
Cabin and interiors1
Engine and powerplant1
Avionics1

Recorded holders

Helio Alaska Inc.2Centri-Lube Technologies LLC1Honeywell International Inc (Bendix King)1

Recently revised H-250 STCs

Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.