Aircraft STC directory
Siam Hiller Holdings UH-12E STCs
The Jun 30, 2026 FAA DRS snapshot contains 6 selected supplemental type certificates with status Current whose public applicability data names the Siam Hiller Holdings UH-12E. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
6
listed Current at snapshot
5
holder directories
4
modification categories
Jan 11, 2024
latest recorded revision
Modification demand surface
Recently revised UH-12E STCs
Showing the 6 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of the Automatic Flagman Model 135 Control Stick Grip.
FAA holder: Air Products & Parts LLC
Installation of a barrier air filtration system.
FAA holder: Cascade Flying Service LLC
Installation of Airwolf remote mounted engine oil filter Model AFC-600.
FAA holder: Airwolf Filter, Corp