Installation of Helicopter Transport Services, LLC Shock Absorber HTS-2000.
FAA holder: Helicopter Transport Services LLC
Aircraft STC directory
Helicopter Transport Services CH-54A STCs
The Jun 30, 2026 FAA DRS snapshot contains 20 selected supplemental type certificates with status Current whose public applicability data names the Helicopter Transport Services CH-54A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
20
listed Current at snapshot
4
holder directories
6
modification categories
Mar 11, 2025
latest recorded revision
Modification demand surface
Recently revised CH-54A STCs
Showing the 20 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
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Installation of Helicopter Transport Services, LLC External Load Indicating System.
FAA holder: Helicopter Transport Services LLC
Installation of a Load Beam.
FAA holder: Helicopter Transport Services LLC
Installation of External Cargo Container.
FAA holder: Helicopter Transport Services, LLC
Installation of Helicopter Transport Services Remote Fuel Sump System.
FAA holder: Helicopter Transport Services LLC
Installation of Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pump.
FAA holder: Helicopter Transport Services LLC
Fabrication and installation of Erickson fire fighting system.
FAA holder: Erickson Air Crane Inc. dba Erickson Air-Crane
Fabrication and installation of Erickson Model Sea Snorkel system.
FAA holder: Erickson Air Crane Inc. dba Erickson Air-Crane
Installation of Replacement Electric Starter for Auxiliary Power Unit.
FAA holder: Helicopter Transport Services LLC
Installation of Concorde RG-390E Lead Acid Battery.
FAA holder: Helicopter Transport Services LLC
Installation of an electically driven oil cooler and 20KVA generators.
FAA holder: Helicopter Transport Services, LLC
Installation of Additional Telemetry Unit (ATU).
FAA holder: Helicopter Transport Services LLC
Fabrication of Kawak Aviation Technologies, Inc. Model YB02854 Auxiliary Hydraulic System.
FAA holder: Helicopter Transport Services LLC
Installation of a 2,000 gallon RADS11-200 Helitank Fire Retardant System.
FAA holder: United Aeronautical Corporation
Replacement tail rotor blades, Part Numbers 65161-00001-041MII and/or 65161-00001-043MII.
FAA holder: Helicopter Transport Services LLC
Re-mounting of the turbine engines and reinforcement of the associated fuselage support structure with Erickson detuned engine mounting system (DEMS).
FAA holder: Erickson Incorporaated/dba Erickson Air-Crane
Instruction for changing to alternative lubricant.
FAA holder: Helicopter Transport Services LLC
Installation of Fire Fighting System.
FAA holder: Helicopter Transport Services LLC
Installation of the Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pump, Part Number HTS2-PUMP.
FAA holder: Helicopter Transport Services LLC
Fabrication of Simplex Model 314 Fire Attack System.
FAA holder: Simplex Manufacturing Company