Petroleum Oil Viscosity Improver for Gear Lubes
Viscosity improver additive infused with petroleum oils for gear and transmission lubricants, maintaining performance under high shear. It qualifies for HTS 3811.21.00.00 as a prepared additive containing petroleum oils for mineral oil-based lubes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for non-lubricating mineral oil uses
Covers other prepared additives not specific to lubricating oils.
If retail-prepared lubes with >70% petroleum
Shifts to lubricating preparations for consumer or industrial sale.
If anti-freeze additive blend
Antifreeze preparations fall outside lubricating oil additives.
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Import Tips & Compliance
• Label containers with exact petroleum oil percentage and end-use; obtain prior CBP ruling for blends
• Pitfall: over-dilution may classify as 2710 base oil
Related Products under HTS 3811.21.00.00
Petroleum-Based Motor Oil Additive Pack
A prepared additive blend containing petroleum oils designed to enhance the viscosity and anti-wear properties of motor oils. It falls under HTS 3811.21.00.00 because it is specifically formulated for lubricating oils and includes petroleum oils or bituminous mineral oils as key components.
Bituminous Mineral Oil Anti-Wear Additive
An anti-wear concentrate with bituminous mineral oils for heavy-duty engine lubricants, reducing friction in diesel engines. Classified under 3811.21.00.00 due to its petroleum oil content and use as a lubricating oil additive.
Gasoline-Engine Oil Antioxidant Additive
Oxidation inhibitor additive with petroleum base oils for gasoline engine oils, preventing sludge formation. Falls under 3811.21.00.00 for its petroleum oil content in lubricating oil preparations.
Heavy Duty Diesel Oil Detergent Additive
Detergent dispersant additive containing petroleum oils for diesel engine crankcase lubricants, cleaning deposits. Classified in HTS 3811.21.00.00 as it contains petroleum oils for lubricating purposes.
Petroleum-Infused Transmission Fluid Improver
Additive for automatic transmission fluids with petroleum oils, improving friction modifiers and seal conditioners. Meets HTS 3811.21.00.00 criteria for petroleum-containing lubricating oil additives.
Industrial Hydraulic Oil Anti-Corrosion Additive
Anti-corrosive preparation with bituminous oils for hydraulic lubricating oils in machinery. Under 3811.21.00.00 for additives containing petroleum or bituminous mineral oils.