Plastic Sewing Thread Bobbin
A cylindrical plastic bobbin designed to hold sewing thread for use in home sewing machines and industrial sewing operations. It falls under HTS 3923.40.00 as a bobbin, which is a similar support specifically used for winding and dispensing thread. Made from high-impact polystyrene to withstand repeated use without deformation.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used primarily for packaging rather than production winding
Boxes, cases, and similar packaging containers fall under 3923.10, differentiated by primary function as conveyance rather than supports.
If heavily modified with additional features like integrated cutters or dispensers
Other articles of plastics not specifically covered elsewhere go to 3926.90, if it no longer qualifies as a simple bobbin support.
If imported as integral parts of sewing machine assemblies
Machinery parts for sewing machines are classified with the machine under Chapter 84, based on essential character.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify the plastic material composition meets Chapter 39 polymer definitions to avoid misclassification into other plastic articles
• Include detailed product specs and end-use documentation to distinguish from packaging bobbins under 3923.10
• Check for any metal inserts, as those may require classification as composite goods under different headings
Related Products under HTS 3923.40.00
Industrial Yarn Winding Spool
Large plastic spool used in textile mills for winding synthetic yarn during manufacturing processes. Classified under HTS 3923.40.00 as a spool, a support for holding wound materials in production. Typically made from durable polypropylene for high-speed unwinding.
Fishing Line Cop
Plastic cop-shaped support for winding monofilament fishing line during manufacturing and retail packaging. Falls under HTS 3923.40.00 as a cop, one of the named similar supports for filament materials. Constructed from lightweight ABS plastic for easy dispensing.
Wire Winding Bobbin
Precision plastic bobbin for winding fine electrical wire in electronics manufacturing. HTS 3923.40.00 classification as a bobbin support for non-textile filaments. Made from flame-retardant nylon polymer meeting strict monomer content rules.
Embroidery Floss Spool
Small plastic spool for retail packaging of embroidery floss in craft stores. Qualifies under HTS 3923.40.00 as a spool support for textile threads. Typically molded from polystyrene for cost-effective production.
Dental Floss Bobbin
Compact plastic bobbin holding PTFE dental floss for oral hygiene products. Classified in HTS 3923.40.00 as a bobbin support for floss filament. Injection-molded from medical-grade polypropylene.
Ribbon Winding Cop
Plastic cop for industrial winding of gift wrapping ribbon and decorative tapes. HTS 3923.40.00 as a cop support for narrow fabrics. High-density polyethylene construction for heavy-duty use.