Turboprop Engine Shaft Bearing Housing
A specialized housing that supports main shaft bearings in turboprop engines, designed to withstand extreme speeds and temperatures. It qualifies for HTS 8411.91.90 as an 'other' part of turbopropellers, excluding standard casings. Ensures alignment and reduces vibration during power transmission to the propeller.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as standalone ball or roller bearings
Bearings themselves classify under Chapter 84 as transmission components, not engine-specific.
If for turbocharger applications in automotive use
Distinguishes aircraft turboprop parts from vehicle turbochargers.
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
• Obtain OEM part numbers and cross-reference with engine model for accurate declaration
• Comply with ITAR export controls even on imports if US-origin technology involved
Related Products under HTS 8411.91.90
Turbojet Turbine Nozzle Guide Vane
Stator vanes that direct high-temperature exhaust gases onto turbine blades in turbojet engines, made from heat-resistant nickel alloys. Classified under HTS 8411.91.90 as an 'other' part of turbojets, distinct from compressor blades or engine casings. Critical for optimizing engine efficiency and thrust.
Turbojet Combustion Chamber Liner
Inner liner of the annular combustion chamber in turbojet engines, perforated for fuel-air mixing and cooled by airflow. Falls under HTS 8411.91.90 as other turbojet parts, not a complete casing. Made from high-temperature ceramics or alloys to contain combustion.
Turboprop Gearbox Mounting Bracket
Heavy-duty bracket securing the reduction gearbox to turboprop engine frame, precision-machined from titanium. While basic brackets have specific codes, this complex assembly falls under HTS 8411.91.90 as other turboprop parts. Distributes torsional loads safely.
Turboprop Accessory Drive Gearbox
Compact gearbox driving engine accessories like fuel pumps and generators from turboprop main shaft. Complex assembly qualifies for HTS 8411.91.90 as other turboprop parts. Precision gears ensure synchronized accessory operation.
Turbojet Inlet Guide Vane Ring
Circumferential ring of adjustable inlet guide vanes controlling airflow into turbojet compressors. Falls under HTS 8411.91.90 as other turbojet parts, integral stator assembly. Optimizes engine performance from startup to cruise.
Turbojet Fuel Nozzle Assembly
Multi-orifice fuel injection nozzle delivering atomized fuel into turbojet combustion chambers, with integrated swirler. HTS 8411.91.90 as other turbojet part beyond basic casings. Ensures complete combustion and low emissions.