Mechanical Seal Assembly for Industrial Pumps
A replaceable seal unit with rotating and stationary faces to prevent liquid leakage along the pump shaft. It is a critical 'other' part under HTS 8413.91.90.96 for pumps handling liquids in corrosive environments. Designed for easy installation in chemical and petrochemical pumps.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If generic sealing gaskets without rotating mechanism
Static gaskets are machinery sealing articles, not specific pump shaft seals.
If for liquid pumps in semiconductor crystal grower apparatus
Semiconductor-specific pumps have dedicated statistical breaks per statistical notes.
If primarily rubber O-ring components
Material-dominant rubber articles shift to Chapter 40 if not pump-dedicated.
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Import Tips & Compliance
• Provide seal compatibility charts showing pressure/temperature ratings to affirm pump-specific use
• Avoid classifying with gaskets alone; seals have dynamic components qualifying as pump parts
Related Products under HTS 8413.91.90.96
Wear Ring Set for Slurry Pumps
Replaceable wear rings that protect pump casing and impeller from abrasive liquid erosion in slurry handling. Classified as 'other' parts of liquid pumps under HTS 8413.91.90.96. Ideal for mining and mineral processing operations.
Stainless Steel Centrifugal Pump Impeller
A precision-machined stainless steel impeller designed for high-speed rotation in centrifugal pumps used for liquid transfer in industrial applications. It falls under HTS 8413.91.90.96 as a part of pumps for liquids, specifically the rotating component that imparts energy to the fluid. This part is essential for maintaining flow efficiency in chemical processing plants.
Cast Iron Pump Casing for Liquid Transfer
A durable cast iron housing that encases the impeller and shaft in liquid pumps, directing fluid flow and containing pressure. Classified under HTS 8413.91.90.96 as 'other' parts of pumps for liquids, not fitted with measuring devices. Commonly used in water circulation and irrigation systems.
Pump Shaft with Keyway for Centrifugal Models
A hardened steel shaft with machined keyway to couple impeller to motor in centrifugal liquid pumps. Falls under HTS 8413.91.90.96 as an 'other' pump part essential for torque transmission. Used in high-volume water and slurry pumping applications.
Diffuser Vane Assembly for Multistage Pumps
A precision-cast diffuser with curved vanes that converts velocity to pressure in multistage liquid pumps. HTS 8413.91.90.96 covers this as an 'other' pump part for high-pressure applications like boiler feedwater. Enhances pump efficiency in power generation.
Pump Baseplate for Mounting Assemblies
Heavy-duty steel baseplate with machined mounting holes to secure pump-motor sets to foundations. An 'other' part under HTS 8413.91.90.96 for liquid pumps, providing vibration damping and alignment. Standard in HVAC and industrial installations.