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Aircraft STC directory

Hartzell Propeller HC-E3Y STCs

The Jun 30, 2026 FAA DRS snapshot contains 3 selected supplemental type certificates with status Current whose public applicability data names the Hartzell Propeller HC-E3Y. 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
2
modification categories
Oct 10, 2002
latest recorded revision

Modification demand surface

Other aircraft modifications2
Propellers1

Recorded holders

SMR Technologies3

Recently revised HC-E3Y STCs

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