Heavy Duty Flange Nut 1/2-13 from Japan
A 1/2-13 UNC heavy-duty flange nut of alloy steel with integrated washer base for high-torque applications in trucks and equipment. It qualifies under HTS 7318.16.00 as a threaded nut of iron or steel.
Duty Rate — Japan → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide strength grade markings (e.g
• Grade 8) to support classification as heavy-duty
• Avoid common error of declaring as 'parts' without specifying threaded nut function
• For flange types, include engineering drawings if customs questions integrality