M8 Copper Split Lock Washer from Mexico
A helically split copper lock washer for M8 metric fasteners, preventing loosening under vibration. It is unthreaded and classified under tariff item 7415.21.00 as a spring washer of copper. The split design is a common lock washer type.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the washer is made of copper or a copper alloy, not steel with copper plating
• Provide spring function tests if requested
• Check if the washers are for automotive use, which may have specific standards