High-Speed Waterjet Gas Turbine
Gas turbine powering waterjet propulsion in planing hulls. HTS 8406.10.90.00 for other marine vapor turbines driving jets. Common in fast ferries.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If waterjet machinery alone
Waterjet pumps classify under 8487 as propulsion machinery.
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Import Tips & Compliance
• Link to waterjet in docs; cavitation test data; cavitation test data
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GE LM2500 Marine Gas Turbine
The GE LM2500 is a lightweight, high-power aeroderivative gas turbine used for marine propulsion in frigates, destroyers, and fast ferries. It falls under HTS 8406.10.90.00 as it is a vapor turbine (gas turbine) specifically designed for marine propulsion but not classified as a steam turbine or specific high-speed model under other subheadings. This classification covers other turbines for marine use beyond basic steam types.
Rolls-Royce WR-21 Marine Gas Turbine
The Rolls-Royce WR-21 is an intercooled recuperated gas turbine optimized for high efficiency in naval vessels like destroyers. Classified under HTS 8406.10.90.00 as 'other' turbines for marine propulsion, it uses vapor (gas) expansion distinct from steam turbines. Its design for intermittent high-speed marine use fits this subheading.
MAN Diesel & Turbo Marine Gas Turbine
MAN's marine gas turbines power high-speed ferries and patrol boats with efficient vapor expansion technology. Under HTS 8406.10.90.00, it captures 'other' vapor turbines for marine propulsion excluding standard steam models. This ensures precise tariffing for naval and commercial marine applications.
Vericor TF Series Marine Gas Turbine
Vericor TF40/TF50 series are compact aeroderivative turbines for fast military craft and corvettes. HTS 8406.10.90.00 applies to these 'other' marine propulsion vapor turbines, emphasizing their non-steam vapor cycle operation. Ideal for high-speed intermittent duty.