Skip to content

Aircraft STC directory

Helicopter Transport Services CH-54A (H16NM) STCs

The Jun 30, 2026 FAA DRS snapshot contains 3 selected supplemental type certificates with status Current whose public applicability data names the Helicopter Transport Services CH-54A (H16NM). 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
Apr 8, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications2
Propellers1

Recorded holders

Helicopter Transport Services LLC3

Recently revised CH-54A (H16NM) STCs

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