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Aircraft STC directory

Viking Air DHC-4A STCs

The Jun 30, 2026 FAA DRS snapshot contains 3 selected supplemental type certificates with status Current whose public applicability data names the Viking Air DHC-4A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

3
listed Current at snapshot
1
holder directories
3
modification categories
Sep 28, 2018
latest recorded revision

Modification demand surface

Other aircraft modifications1
Cabin and interiors1
Fuel systems1

Recorded holders

Aviation Specialties Unlimited Inc.1

Recently revised DHC-4A STCs

Showing the 3 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.