Nylon Insert Lock Nut M10 from Mexico
M10 lock nut with nylon insert for vibration resistance, made from steel, common in automotive and appliance assembly. Falls under HTS 7318.16.00 for threaded steel nuts.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document nylon as non-essential insert to prevent reclassification as plastic article
• Test for prevailing torque values if challenged on locknut status
• Declare as 'all metal except insert' to clarify steel base material