Beryllium Copper Alternative Steel Lock Washer M3 from United States
A steel lock washer equivalent to beryllium copper, with high conductivity and spring action, designed for M3 fasteners in RF connectors. It provides reliable locking in electronic applications. 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
• Describe the steel composition and its function as a beryllium copper alternative on the commercial invoice
• Verify if the steel grade meets the conductivity requirements for RF applications
• Ensure the washers are correctly classified as lock washers under this tariff item