Installation of a Fly Away Tool box.
FAA holder: Helicopter Transport Services LLC
Aircraft STC directory
Helicopter Transport Services CH-54B STCs
The Jun 30, 2026 FAA DRS snapshot contains 27 selected supplemental type certificates with status Current whose public applicability data names the Helicopter Transport Services CH-54B. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
27
listed Current at snapshot
3
holder directories
9
modification categories
Apr 8, 2025
latest recorded revision
Modification demand surface
Recently revised CH-54B STCs
Showing the 27 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 Shock Absorber HTS-2000.
FAA holder: Helicopter Transport Services LLC
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 Composite Main Rotor Blade.
FAA holder: Helicopter Transport Services LLC
Installation of Helicopter Transport Services, LLC (HTS) lightweight firefighting refill pump.
FAA holder: Helicopter Transport Services LLC
Installation of HTS Attachable Service Pod.
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 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
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
Fabrication and installation of the Single Point Fixed Pendant.
FAA holder: Helicopter Transport Services LLC
Installation of the Aero-Craft Utility Hydraulic Pump, Part Number (P/N) AP6VSPL.
FAA holder: Helicopter Transport Services LLC
Fabrication and installation of Helicopter transport Services, LLC offset pilot seat, offset collective control, and bubble door.
FAA holder: Helicopter Transport Services LLC
Fabrication and installation of Helicopter Transport Services, Inc. (HTSI) Automatic Flight Control System (AFCS).
FAA holder: Helicopter Transport Services LLC
Installation of an upgraded Fuel Quantity Indicating System.
FAA holder: Helicopter Transport Services LLC
Modification of main rotor blade part number 6415-20601-041, -042, and -043.
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 and Installation of Kawak Aviation Technologies Model 36100 Sea Snorkel.
FAA holder: Helicopter Transport Services LLC
Fabrication of Simplex Model 314 Fire Attack System.
FAA holder: Simplex Manufacturing Company