Rolls-Royce M250-C40B Turboprop
The Rolls-Royce M250-C40B is a lightweight turboprop variant for UAVs and small aircraft, outputting under 1,100 kW. It meets HTS 8411.21.40.00 for low-power aircraft gas turbines.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If auxiliary power units (APUs)
APU configurations classify separately even with similar tech.
If cast iron turbine wheels
Specific material-based parts headings apply to components.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide MIL-STD testing data for UAV applications to support classification
• Avoid common pitfall of declaring as APUs, which use different codes
• Coordinate with freight forwarders experienced in DG (dangerous goods) for fuel system components
Related Products under HTS 8411.21.40.00
PT6A-67A Turboprop Engine
The PT6A-67A is a turboprop engine manufactured by Pratt & Whitney Canada, designed for general aviation aircraft with power output under 1,100 kW. It features a free turbine design driving a propeller through a reduction gearbox, classifying under HTS 8411.21.40.00 as an aircraft turbine for turboprop applications.
TPE331-10 Turboprop Engine
Honeywell's TPE331-10 is a single-shaft turboprop engine delivering up to 1,000 kW for agricultural and utility aircraft. Its design integrates compressor, turbine, and propeller gearbox specifically for aviation, fitting HTS 8411.21.40.00 criteria for low-power aircraft turbines.
Garrett TPE331-1 Turboprop
The legacy Garrett (now Honeywell) TPE331-1 turboprop powers small aircraft like the Fairchild Merlin with under 1,100 kW output. Classified in HTS 8411.21.40.00 due to its aircraft-specific turboprop configuration and power rating.
Walter M601E Turboprop Engine
GE Aviation's Walter M601E is a compact turboprop for light aircraft like the L-410, rated below 1,100 kW. Its free-power turbine architecture qualifies it under HTS 8411.21.40.00 for aircraft turbopropellers.
Turbomeca Arriel 2D Turboshaft
Safran's Arriel 2D, though primarily turboshaft for helicopters, in low-power aircraft configurations falls under HTS 8411.21.40.00 when certified for fixed-wing turboprop use under 1,100 kW.