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Aircraft STC directory

Hamilton Standard Division 22D STCs

The Jun 30, 2026 FAA DRS snapshot contains 5 selected supplemental type certificates with status Current whose public applicability data names the Hamilton Standard Division 22D. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

5
listed Current at snapshot
2
holder directories
2
modification categories
Jan 27, 2015
latest recorded revision

Modification demand surface

Propellers4
Engine and powerplant1

Recorded holders

Recently revised 22D STCs

Showing the 5 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.