Transmission Housing O-Ring
A high-pressure O-ring sealing the transmission case in automatic transmissions for cars and trucks, made from vulcanized HNBR rubber. Classified in 4016.93.10.10 for its essential use in Chapter 87 motor vehicles. Resists transmission fluids and extreme temperatures.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for industrial transmission gearboxes
Non-automotive transmissions fall under Chapter 84/85 machinery parts, not vehicle-specific.
If for aftermarket use in non-Chapter 87 equipment like ATVs
Applies to seals not specifically 'of a kind used in automotive goods of Chapter 87'.
If imported in sets with transmission gaskets
Gearbox parts sets classify under vehicle-specific headings if predominantly for Chapter 87 use.
Not sure which classification is right?
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Import Tips & Compliance
• Certify durometer hardness (e.g
• 70-90 Shore A) in tech data sheets for classification verification
• Avoid common pitfall of misdeclaring as 'parts of Chapter 87' which requires specific vehicle fitment proof
• Use HTSUS advisory rulings for custom O-rings to preempt CBP disputes on automotive specificity
Related Products under HTS 4016.93.10.10
Automotive Fuel Injector O-Ring
A vulcanized rubber O-ring designed specifically for sealing fuel injectors in internal combustion engines, preventing fuel leaks under high pressure. Classified under HTS 4016.93.10.10 as an O-ring for automotive use in Chapter 87 vehicles, distinct from general gaskets. Made from fluoroelastomer (FKM) for fuel and heat resistance.
Engine Oil Pan O-Ring
Vulcanized rubber O-ring used to seal the interface between the engine block and oil pan in passenger vehicles, ensuring no oil leakage. Fits HTS 4016.93.10.10 due to its role in Chapter 87 automotive goods as a specialized seal. Typically constructed from nitrile (NBR) or silicone rubber for oil compatibility.
Thermostat Housing O-Ring
Vulcanized rubber O-ring for sealing thermostat housings in vehicle cooling systems, typically NBR material. Classified under 4016.93.10.10 for automotive Chapter 87 use. Prevents coolant leaks in engine temperature regulation.
EGR Valve O-Ring
O-ring sealing exhaust gas recirculation (EGR) valves in diesel and gasoline engines to control emissions. Vulcanized fluorocarbon rubber; HTS 4016.93.10.10 for Chapter 87 autos. Withstands exhaust gases and heat.
Power Steering Pump O-Ring
Vulcanized O-ring for high-pressure seals in automotive power steering pumps, made from hydraulic fluid-resistant rubber. Fits 4016.93.10.10 as Chapter 87 vehicle component. Critical for steering system integrity.
Turbocharger Housing O-Ring
Silicone O-ring sealing turbocharger housings in turbocharged engines for performance vehicles. HTS 4016.93.10.10 designation for automotive seals. Handles extreme boost pressures and heat.