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Aircraft STC directory

McDonnell Douglas DC-9-30 Series STCs

The Jun 30, 2026 FAA DRS snapshot contains 30 selected supplemental type certificates with status Current whose public applicability data names the McDonnell Douglas DC-9-30 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

30
listed Current at snapshot
17
holder directories
7
modification categories
Apr 1, 2025
latest recorded revision

Modification demand surface

Recorded holders

Recently revised DC-9-30 Series STCs

Showing the 30 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.