Inline Piston Check Valve

Inline piston check valve for hydraulic systems, with guided piston for precise sealing against back pressure. Under HTS 8481.30.9000 as other nonreturn valves.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3%+35.0%38%
🇲🇽Mexico3%+10.0%13%
🇨🇦Canada3%+10.0%13%
🇩🇪Germany3%+10.0%13%
🇯🇵Japan3%+10.0%13%

Alternative Classifications

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

8481.20.00Lower: 37% vs 38%

If with manual override

Hand-operated valves differ from automatic check valves.

8412.90.90Lower: 35% vs 38%

If engine component

Engine intake check valves classify with engines.

8481.80.30Higher: 40.6% vs 38%

If valve bodies only

Incomplete assemblies classify as parts.

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

SAE J512 standards compliance; declare operating pressure accurately; bundle risks reclassification as sets

Related Products under HTS 8481.30.90.00

Ball Check Valve for Air Compressors

Ball-style check valve using free-floating ball for backflow prevention in compressed air systems. HTS 8481.30.9000 covers such other check valves for tanks.

Titanium Check Valve for Chemical Processing

Corrosion-resistant titanium check valve for aggressive chemical environments in processing plants, ensuring unidirectional flow. HTS 8481.30.9000 for other check valves in tanks/pipes.

Brass Swing Check Valve

A brass swing check valve prevents backflow in piping systems by using a hinged disc that swings open with forward flow and closes against reverse flow. It falls under HTS 8481.30.9000 as an 'other' check (nonreturn) valve not specified elsewhere in the subheading, designed for pipes, tanks, and boilers.

Stainless Steel Lift Check Valve

This stainless steel lift check valve uses a piston-like disc that lifts with forward flow and seats to block backflow, ideal for high-pressure applications. Classified under HTS 8481.30.9000 as an other check valve for pipes and tanks.

PVC Silent Check Valve

A PVC silent check valve minimizes water hammer with a spring-loaded disc for quiet, reliable backflow prevention in plumbing systems. It qualifies under HTS 8481.30.9000 for other nonreturn valves used in pipes and vats.

Bronze Flanged Check Valve

Bronze flanged check valve for corrosive environments, featuring bolted flanges for easy installation and a disc mechanism to prevent reverse flow. HTS 8481.30.9000 covers this as other check valves for boiler and tank applications.