5/8-11 UNC Heavy Hex Cap Screw 8 Inch from Japan
Heavy pattern hex head cap screw 5/8 inch (15.9mm) diameter, 11 TPI UNC, 8 inches long for transmission towers and bridges. Thicker head shank transition. HTS 7318.15.80.66 covers heavy hex cap screw designs over 6mm.
Duty Rate — Japan → United States
18.5%
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
• Heavy hex pattern requires dimension drawings vs standard hex
• Galvanizing specs if coated; declare pre/post-galvanized value
• Bulk container loads need representative sampling protocols