Carbon Steel Helical Spring Lock Washer 1/4 Inch from United States
A coiled spring washer of carbon steel that compresses to lock nuts and bolts, preventing rotation, ideal for construction and equipment. The helical design provides axial flexibility and locking tension. This non-threaded lock washer is classified under tariff item 7318.21.00 as an 'other' lock washer.
Duty Rate — United States → Canada
Rate breakdown
PGA flags (1)Show detailsHide 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
Import Tips
• Clearly describe the washer as a helical spring lock washer on the commercial invoice
• Verify the carbon steel composition and consider whether preferential duty rates apply
• Ensure the washers are packaged to prevent deformation during shipping