5/16-18 Stainless Steel Acorn Nut from Mexico
Decorative dome-shaped acorn nut in 304 stainless steel, 5/16-18 threading for exposed architectural fasteners. Falls under HTS 7318.16.00.60 as other stainless threaded 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
• Specify ornamental use in invoices if architectural to support stainless premium
• Avoid mixing with cap nuts that might classify under Chapter 73 closures
• Require passivation certification for marine-grade stainless finishes