Annealed Copper Spring Washer from China
A soft annealed copper single-coil spring washer used in delicate assemblies where gentle tension is required. The annealing process makes it a spring washer of copper, unthreaded, fitting tariff item 7415.21.00. Its soft temper distinguishes it from harder washers but does not affect classification.
Duty Rate — China → Canada
0%
Import Tips
• Verify the washer is annealed and made of copper to avoid misclassification as a steel washer
• Provide technical datasheets to CBSA if asked about the spring function
• Consider the country of origin for potential duty preferences under trade agreements