7318.21.00/High-Carbon Music Wire Lock Washer/United States

High-Carbon Music Wire Lock Washer from United States

A precision-formed washer from high-carbon music wire for maximum spring properties in small fasteners, used in instruments and precision equipment. This non-threaded spring washer provides reliable locking action.

Duty Rate — United States → Canada

50%

Rate breakdown

26SUR5050%United States Surtax Order (2026) — 50% on US products

PGA flags (1)Show detailsHCConsumer Products SafetyMay be required

HC
Consumer Products Safety · May be required
May require HC Consumer Products Safety depending on intended use (HC21) and Canadian product category (HC29, HC30, HC31, HC32, HC33, HC34, HC35, HC36, HC37); or intended use (HC22, HC23, HC24, HC26, HC27) and Canadian product category (HC37). Matching criteria: Equal To 7318210000; Equal To 7318210000. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).

CBSA Single Window matching criteria, unknown

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Import Tips

• Document the high-carbon steel composition and spring properties on the invoice

• Ensure the product is clearly identified as a lock washer for classification purposes

• Check if the washers meet any specific industry standards for precision instruments