Cam Rotor for Gear Pumps
Precision-ground steel cam rotor meshing with idler gear in external gear pumps for oils/lubricants. HTS 8413.91.90 as other pump parts, providing positive displacement with minimal slip. Heat-treated for precision.
Import Duty Rates by Country of Origin
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 gears for machinery transmission
Gears not dedicated to pumping action are speed changers.
If fuel transfer gear pumps
Fuel-specific gear pumps have dedicated parts provisions.
If forged steel gear blanks
Unfinished forgings are Chapter 73 iron/steel articles.
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
• Gear tooth profile specs prevent confusion with transmission gears
• Lubricant compatibility certification avoids fuel pump subheading
Related Products under HTS 8413.91.90
Magnetic Coupling for Sealless Pumps
Rare earth magnetic drive coupling transmitting torque across containment shell in sealless centrifugal pumps. HTS 8413.91.90 as liquid pump parts, eliminating shaft seals for hazardous chemicals. Zero leakage design.
Diffuser Bowl for Multistage Booster Pumps
Precision-machined stainless diffuser bowl stacking in multistage booster pumps for high-pressure water supply. HTS 8413.91.90 other pump parts, directing flow between impellers. Balances radial thrust.
Volute Liner for Slurry Pumps
Replaceable rubber or polyurethane volute liner protecting slurry pump casings from abrasive wear. Under HTS 8413.91.90 for other liquid pump parts, essential for mining/dredging. High elasticity absorbs impacts.
Adjustable Nozzle for Metering Pumps
Tungsten carbide adjustable discharge nozzle for precision metering pumps in water treatment. HTS 8413.91.90 as other liquid pump parts, controlling flow rate with micrometer adjustment. Wear-resistant tip.
Flexible Impeller for Handheld Bilge Pumps
Neoprene flexible impeller for self-priming handheld bilge pumps on boats. Classified HTS 8413.91.90 as parts of liquid pumps, conforming to casing for efficient water evacuation. Collapses for dry running.
Bearing Housing for Vertical Turbine Pumps
Cast iron bearing housing supporting vertical shaft in deep well turbine pumps. HTS 8413.91.90 for pump parts, with thrust bearing for axial loads. Water-lubricated design.