API 682 Compliant Mechanical Seal
Pressurized dual mechanical seal meeting API 682 standards for refinery pump applications. Classified HTS 8484.20.00.00 as mechanical seal. Ensures emission control in volatile service.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If fuel injection pump specific
Fuel pump parts for seals proven only in diesel injection services.
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Import Tips & Compliance
• Include API certification and plan number (31/32/53) in import records
• Document barrier fluid system compatibility
• Comply with VOC emission regulations via proper declaration
Related Products under HTS 8484.20.00.00
Gallium Arsenide Wafer Polisher Seal
Mechanical seal for chemical mechanical polishing (CMP) of GaAs compound semiconductor wafers. Classified HTS 8484.20.00.00 under semiconductor statistical notes for wafer preparation equipment. Uses alkaline slurries for mirror finish.
Single Spring Mechanical Face Seal
A mechanical seal featuring a single spring mechanism to maintain contact between rotating and stationary sealing faces, commonly used in industrial pumps. It falls under HTS 8484.20.00.00 as a mechanical seal designed for dynamic sealing applications in rotating equipment. These seals prevent leakage of fluids under pressure by balancing axial forces.
Cartridge Type Mechanical Seal
Pre-assembled cartridge mechanical seal that installs as a single unit onto pump shafts, simplifying maintenance in chemical processing equipment. Classified under HTS 8484.20.00.00 for its mechanical sealing action using multiple sealing elements. Ideal for high-pressure applications requiring easy replacement.
Bellows Mechanical Seal
Metal or elastomeric bellows mechanical seal providing axial movement for sealing in agitators and mixers. Under HTS 8484.20.00.00 as it uses mechanical faces with bellows for pressure compensation. Suited for corrosive environments in pharmaceutical production.
Double Mechanical Seal Arrangement
Tandem or back-to-back double mechanical seals with barrier fluid provisions for hazardous fluid handling in petrochemical pumps. HTS 8484.20.00.00 covers these as mechanical seals despite dual faces. Provides redundancy for safety-critical applications.
Pusher Type Mechanical Shaft Seal
Spring-loaded pusher mechanical seal where sealing faces slide axially along the shaft in water pumps. Classified HTS 8484.20.00.00 for mechanical sealing mechanism. Common in HVAC and general water circulation systems.