Wave Spring Copper Washer from China
A multi-wave pattern copper spring washer for axial loading in precision instruments. It is unthreaded and classified under tariff item 7415.21.00 as a copper spring washer. The wave pattern provides spring action.
Duty Rate — China → Canada
0%
Import Tips
• Verify the product is marketed as a washer, not a spring, to avoid heading 7320
• Provide technical specifications showing the wave pattern
• Confirm the copper content to ensure correct classification