Chapter 4016 — Customs Tariff Headings

Cellular Rubber Door Seals

Cellular rubber door seals are extruded foam rubber profiles designed for automobile and appliance doors, providing an airtight closure. They are classified under tariff item 4016.10.00 as articles of vulcanized cellular rubber, distinct from profile shapes of heading 40.08 due to their specific article character.

Cellular Rubber Packing

Cellular rubber packing consists of sponge rubber material used for cushioning fragile goods during shipping. It is classified under tariff item 4016.10.00 as a vulcanized cellular rubber article, offering lightweight, reusable protection that compresses to fit irregular shapes.

Cellular Rubber Weatherstripping

Cellular rubber weatherstripping is expanded rubber strips used to seal gaps in doors and windows, preventing air and water infiltration. It falls under tariff item 4016.10.00 as a vulcanized cellular rubber article designed for insulation and sealing, not as a simple profile shape.

CR Foam Pipe Insulation

CR foam pipe insulation consists of chloroprene rubber foam tubes used to insulate plumbing and refrigeration pipes, providing condensation control and a thermal barrier. These are classified under tariff item 4016.10.00 as cellular rubber articles, with a pre-slit design for easy installation.

Cross-Linked Polyethylene Foam Rubber Seals

Cross-linked polyethylene foam rubber seals are chemically cross-linked PE foam products that qualify as cellular rubber seals for waterproofing. They are classified under tariff item 4016.10.00 when meeting the synthetic rubber vulcanization tests, used in construction and marine applications with closed-cell structure.

EVA Foam Rubber Mats

EVA foam rubber mats are flexible, lightweight sheets made from ethylene-vinyl acetate copolymer, a synthetic rubber that meets the Chapter 40 definition of cellular rubber. These mats are used for gym flooring, protective padding, and similar applications where shock absorption and cushioning are needed. They are classified under tariff item 4016.10.00 as other articles of vulcanized cellular rubber, not elsewhere specified.

Foam Rubber Vibration Mounts

Foam rubber vibration mounts are cellular rubber components designed to isolate vibrations in equipment and vehicles. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber articles, with a tuned cell structure that optimizes damping performance.

Microcellular Rubber Edge Guards

Microcellular rubber edge guards are fine-cell U-channel profiles used to protect sharp edges on glass and metal surfaces. They fall under tariff item 4016.10.00 as specific cellular rubber articles, offering superior cushioning compared to dense rubber, and are used in furniture and automotive applications.

NBR Foam Seals

NBR foam seals are closed-cell nitrile butadiene rubber seals used in oil-resistant applications such as engines. They are classified under tariff item 4016.10.00 as synthetic cellular vulcanized rubber articles, qualifying under Chapter 40 notes for their resistance to oils and fuels.

Neoprene Foam Gaskets

Neoprene foam gaskets are closed-cell rubber gaskets used in machinery and automotive applications for vibration damping and sealing. They fall under tariff item 4016.10.00 due to their vulcanized cellular rubber construction, providing resilience and compressibility for effective sealing.

Rubber Foam Acoustic Panels

Rubber foam acoustic panels are cellular rubber panels with a pyramid surface designed for sound absorption in studios and machinery enclosures. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber articles, not falling under Chapter 90 as they are not sound-measuring or reproducing appliances.

Rubber Foam Bumpers

Rubber foam bumpers are soft cellular rubber bumpers used to protect furniture edges and machinery from impact. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber protective articles, with high resilience to prevent damage from collisions.

Rubber Foam Corner Protectors

Rubber foam corner protectors are molded cellular rubber guards designed to protect table and shelf corners from impacts. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber safety articles, often with adhesive backing for easy attachment.

Silicone Sponge Rubber Sheets

Silicone sponge rubber sheets are high-temperature resistant cellular silicone rubber sheets used for gasketing and insulation. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber articles, suitable for extreme environments while maintaining flexibility.

Sponge Rubber Insulation Sheets

Sponge rubber insulation sheets are open-cell sponge rubber sheets used for thermal and acoustic insulation in HVAC systems. They are classified under tariff item 4016.10.00 as vulcanized cellular rubber products, excluded from mechanical appliances or Chapter 90 articles.

Anti-Fatigue Rubber Mat

A thick vulcanized rubber mat designed for workstations to reduce fatigue, featuring a textured surface for traction. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Bathroom Rubber Bath Mat

A non-slip vulcanized rubber bath mat with suction cups for stability in bathtubs or showers. It is a floor covering of vulcanized rubber, distinct from hard rubber, and not excluded by Chapter 40 notes.

Commercial Entryway Rubber Mat

A heavy vulcanized rubber mat for high-traffic entryways, with raised borders for dirt trapping. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Door Scraper Rubber Mat

A vulcanized rubber mat with bristles for scraping dirt from shoes, serving as a floor covering. It is made of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Exercise Rubber Gym Mat

A vulcanized rubber mat for home or gym workouts, providing cushioning and grip. It is a floor covering of vulcanized rubber, not a toy or sporting article per Chapter 95 exclusions.

Garage Rubber Floor Mat

A heavy-duty vulcanized rubber mat for garage floors, resistant to oil and chemicals. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Horse Stall Rubber Mat

A thick vulcanized rubber mat for animal stalls, providing cushioning and durability. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Industrial Workshop Rubber Mat

A vulcanized rubber mat for workshops, oil-resistant with an ergonomic design. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Laundry Room Rubber Floor Mat

An absorbent-edged vulcanized rubber mat for laundry areas, designed to contain spills. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Massage Rubber Floor Mat

A textured vulcanized rubber mat for foot massage while standing, providing therapeutic benefits. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Outdoor Patio Rubber Mat

A weather-resistant vulcanized rubber mat for patios, with drainage holes. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Playroom Rubber Floor Mat

A soft vulcanized rubber mat for children's play areas, impact-absorbing and waterproof. It is a floor covering of vulcanized rubber, not a toy per Chapter 95 exclusions.

Portable Rubber Camping Mat

A rollable vulcanized rubber ground mat for camping, providing a portable floor surface. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Rubber Kitchen Floor Mat

A durable vulcanized rubber mat for kitchen floors, providing slip resistance and easy cleaning. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Vehicle Cargo Rubber Mat

A vulcanized rubber liner for truck cargo areas, protecting the surface from damage. It is a floor covering of vulcanized rubber, not hard rubber, and is not excluded by Chapter 40 notes.

Block Rubber Eraser for Ink

A dense, rectangular block eraser of synthetic vulcanized rubber formulated to lift ink and typewriter corrections from paper. It is an article of vulcanized rubber other than hard rubber, dedicated to erasing, and falls under tariff item 4016.92.00.

Electric Pencil Eraser Refill

A replacement rubber tip for battery-powered pencil erasers, made of fine-grit vulcanized rubber. Despite being a refill, it is an eraser article of vulcanized rubber and classifies under tariff item 4016.92.00.

Kneaded Rubber Eraser

A moldable, gray eraser made from vulcanized natural rubber, used by artists for precise highlighting and texture removal by kneading into shapes. It is an eraser of vulcanized rubber, not hard rubber, and falls under tariff item 4016.92.00.

Large Classroom Eraser

An oversized rectangular eraser of durable synthetic vulcanized rubber for wiping chalk from blackboards in schools. It is an article of vulcanized rubber other than hard rubber, dedicated to erasing, and falls under tariff item 4016.92.00.

Pink Vinyl Eraser

A classic rectangular eraser made from soft vulcanized rubber, typically pink in color, designed for cleanly erasing pencil marks from paper without smudging or tearing. It is a finished eraser article of vulcanized rubber, falling under tariff item 4016.92.00.

Precision Drafting Eraser

A small, firm vulcanized rubber eraser with beveled edges for technical drawing and blueprint corrections. It is a dedicated rubber eraser article, not hard rubber, and falls under tariff item 4016.92.00.

Sculpture Rubber Eraser

A pliable eraser from soft vulcanized rubber for clay modelers and sculptors to refine details. It is an eraser article of vulcanized rubber, not hard rubber, and falls under tariff item 4016.92.00.

Vinyl-Free Eco Rubber Eraser

A biodegradable eraser from natural vulcanized rubber without synthetic vinyl, for eco-conscious users. It is an eraser of vulcanized rubber, not hard rubber, and falls under tariff item 4016.92.00.

White Art Gum Eraser

A soft, pliable eraser made from natural vulcanized rubber crumbs, ideal for artists to remove charcoal, pastels, or graphite without damaging paper surfaces. It is an eraser of vulcanized rubber, not hard rubber, and falls under tariff item 4016.92.00.

AC Compressor O-Ring Kit

A set of vulcanized rubber O-rings used to seal the ports and fittings of automotive air conditioning compressors. The kit includes multiple sizes for servicing vehicle HVAC systems, and is classified here as a gasket or seal for Chapter 87 automotive goods.

Automotive Crankshaft Oil Seal

A vulcanized rubber seal engineered to prevent oil leakage from the crankshaft in internal combustion engines of motor vehicles classified under Chapter 87. It fits precisely around the crankshaft housing to maintain proper lubrication and is classifiable under tariff item 4016.93.19 as an 'other' gasket, washer or seal for automotive goods.

Automotive Engine Head Gasket

A vulcanized rubber gasket designed to seal the cylinder head to the engine block in motor vehicles, preventing leaks of coolant, oil, and combustion gases. It is a gasket specifically for automotive engines, falling under the tariff item for other gaskets used in Chapter 87 automotive goods.

Automotive Fuel Injector O-Ring

A vulcanized rubber O-ring designed to seal fuel injectors in internal combustion engines, preventing fuel leaks under high pressure. It is classified here as a gasket or seal for automotive goods of Chapter 87.

Automotive Intake Manifold Gasket

A molded vulcanized rubber gasket sealing the intake manifold to the engine head in passenger vehicles, ensuring airtight connections for the air-fuel mixture. It is an automotive seal for Chapter 87 vehicles, classified under this tariff item for other gaskets.

Axle Output Shaft Oil Seal

A vulcanized rubber seal designed for axle output shafts in the drivetrain of motor vehicles under Chapter 87, retaining differential oil and preventing leaks. It is classified under 4016.93.19 as an 'other' automotive seal, distinct from specialized oil seals for engines or transmissions.

Brake Caliper O-Ring

A vulcanized EPDM O-ring that seals hydraulic connections in disc brake calipers on passenger vehicles. It resists brake fluids and pressure, and is classified here as a gasket or seal for Chapter 87 automotive goods.

Brake Caliper Seal Kit

Vulcanized rubber seals and O-rings for brake calipers in cars, ensuring hydraulic pressure is maintained. These are gaskets and seals for automotive braking systems, falling under this tariff item for other automotive gaskets.

Camshaft Oil Seal for Passenger Cars

A vulcanized rubber seal preventing oil escape from camshaft bearings in passenger car engines, engineered with lip seals for high-speed rotation. It falls under 4016.93.19 as an 'other' gasket or seal for automotive goods of Chapter 87, given its specific design for engine applications.

Camshaft Position Sensor O-Ring

A small vulcanized rubber O-ring that seals electronic camshaft position sensors in engine management systems, preventing oil intrusion. It is classified here as a gasket or seal for Chapter 87 automotive goods.

CVT Transmission Oil Seal

A vulcanized rubber seal used in continuously variable transmissions (CVT) of modern motor vehicles under Chapter 87, preventing fluid leaks and maintaining transmission pressure. It is classifiable under 4016.93.19 as an 'other' automotive seal, not being a specialized oil seal for engines or axles.

Differential Cover O-Ring

A large vulcanized rubber O-ring made of NBR, used to seal differential covers on rear axles in trucks and SUVs, retaining gear oil under load. It is classified here as a gasket or seal for Chapter 87 automotive goods.

Differential Pinion Oil Seal

A vulcanized rubber seal for the pinion shaft in automotive differentials, retaining lubricant in axles of Chapter 87 vehicles and providing high shear resistance. It is classified under 4016.93.19 as an 'other' gasket or seal for automotive goods, distinct from engine or transmission seals.

Door Seal Weatherstrip

Rubber weatherstripping sealing vehicle doors against water and noise, made of vulcanized rubber. It is a gasket-like seal for Chapter 87 automobiles, classified under this tariff item for other automotive gaskets.

EGR Valve Oil Seal

A vulcanized rubber seal for exhaust gas recirculation (EGR) valves in emissions systems of motor vehicles under Chapter 87, preventing gas leaks and maintaining system integrity. It falls under 4016.93.19 as an 'other' gasket or seal for automotive goods, given its specific use in emissions components.