Cast Iron Turbofan Diffuser Rough Part

Preliminary cast iron diffuser component for non-aircraft turbofan gas turbines, with only fins, gates, and sprues removed for machining setup. Classified in HTS 8411.91.10.40 as basic cast-iron turbojet parts.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8411.91Same rate: 35%

If forged or stamped construction

Non-cast parts like forgings of turbojet components are separated into distinct subheadings.

8479.89Lower: 12.5% vs 35%

If for semiconductor wafer processing machines

Turbine-like parts for specialized industrial machines like crystal grinders classify under machines chapter.

8412.90.90Same rate: 35%

If parts of industrial steam turbines

Steam turbine parts have separate provisions, differentiated by thermodynamic cycle from gas turbines.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Cross-reference with engineering drawings to prove rough state and turbine function

Avoid over-machining pre-import; even minor profiling disqualifies from this low-duty heading

Document non-aircraft certification to bypass aviation security protocols

Related Products under HTS 8411.91.10.40

Cast Iron Turbine Exhaust Collector

Rough cast iron collector for exhaust gases from non-aircraft turbopropellers, cleaned and located-machined only. Fits HTS 8411.91.10.40 for cast-iron parts not beyond initial processing.

Cast Iron Turbojet Compressor Casing

A rough cast iron housing for the compressor section of a non-aircraft turbojet engine, machined only to remove casting imperfections like fins and gates for subsequent finishing. Classified under HTS 8411.91.10.40 as a cast-iron part of turbojets not advanced beyond basic cleaning and machining, specific to non-aircraft turbines.

Cast Iron Turboprop Turbine Blade Rough Casting

Rough cast iron turbine blade for turboprop engines used in non-aircraft applications like marine propulsion, cleaned and lightly machined only to remove sprues and risers. Falls under HTS 8411.91.10.40 for cast-iron parts of turbopropellers not advanced beyond initial preparation stages.

Cast Iron Gas Turbine Inlet Housing

Rough cast iron inlet manifold for non-aircraft industrial gas turbines, machined solely for gate removal and fixture location in finishing equipment. HTS 8411.91.10.40 applies to such unprepared cast-iron components of turbojets or turbopropellers.

Cast Iron Non-Aircraft Turbine Nozzle Ring

Rough-machined cast iron nozzle guide vane ring for industrial non-aircraft gas turbines, prepared only by cleaning casting flash and risers. Meets HTS 8411.91.10.40 criteria for unfinished cast-iron turbopropeller parts.

Cast Iron Generator Drive Shaft Casting

Basic cast iron shaft blank for coupling turbojets to generators in non-aircraft power plants, with minimal machining for sprue removal. HTS 8411.91.10.40 covers such preparatory cast-iron turbojet parts.