Natural Rubber Gaskets for Machinery
Custom-molded gaskets from vulcanized natural rubber used to seal joints in industrial machinery. Classified in HTS 4016.99.3550 as other articles of natural rubber, distinct from hard rubber and not fitting specific prior headings. Its vulcanized form and natural rubber composition dictate this placement per Chapter 40 notes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If composed of synthetic rubber
Heading 4016 differentiates natural vs. synthetic rubber articles explicitly.
If specifically for use in pumps or valves as replacement parts
Gaskets designed as parts for specific machinery in Chapter 84/85 may classify there by end-use.
If in simple strip or profile form, not molded to shape
Chapter notes limit 4008 to uncut or simply cut shapes, excluding molded articles.
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Import Tips & Compliance
• Submit detailed material certificates proving 100% natural rubber origin to avoid reclassification to synthetic rubber categories
• Include cross-sectional diagrams showing it's not a simple rod or profile under 4008
• Check for Section XVI exclusions if gaskets are integral parts of electrical appliances
Related Products under HTS 4016.99.35.50
Natural Rubber Door Weatherstripping
Flexible weatherstripping made from vulcanized natural rubber used to seal gaps around doors for weatherproofing. It falls under HTS 4016.99.3550 as an other article of vulcanized natural rubber, not specified elsewhere in Chapter 40 and excluding hard rubber. This classification applies because it is a simple extruded profile without textile components or other excluded materials.
Natural Rubber Bumpers for Furniture
Small protective bumpers made of vulcanized natural rubber attached to furniture legs to prevent floor damage. This product is an 'other' article under HTS 4016.99.3550 due to its natural rubber material and lack of classification in prior specific headings. Exclusions for hard rubber and Section XI textiles do not apply.
Natural Rubber Vibration Dampeners
Vulcanized natural rubber mounts that absorb vibrations in equipment like generators or motors. Falls under HTS 4016.99.3550 as other natural rubber articles, not hard rubber, and not excluded mechanical parts of Section XVI. Chapter notes confirm classification for such functional rubber shapes.
Natural Rubber Stoppers for Bottles
Molded vulcanized natural rubber stoppers for sealing glass bottles in laboratory or food applications. Classified as other articles of natural rubber in HTS 4016.99.3550, excluding hard rubber and Chapter 90 labware. Not in primary forms or waste per chapter definitions.
Natural Rubber Edge Guards
Extruded U-shaped guards of vulcanized natural rubber to protect sharp edges on metal or glass. HTS 4016.99.3550 covers this as other natural rubber article, beyond simple profiles of 4008 due to specific shaping. Chapter exclusions for textiles and hard rubber do not apply.
Natural Rubber Anti-Slip Mats
Thin vulcanized natural rubber mats with textured surface for anti-slip use on floors or shelves. As a surface-worked sheet not simply rectangular, it fits HTS 4016.99.3550 other natural rubber articles. Excludes textile-backed mats per chapter notes.