Cast Steel Hex Union Nut Assembly 1 Inch from Canada
Complete 1-inch cast steel union with hexagonal nuts for wrench tightening. Classified HTS 7307.19.90.30 as union fittings; assembly imported together. For heavy-duty hydraulic lines.
Duty Rate — Canada → United States
56.2%
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
• Declare as complete union, not separate nuts to maintain fitting classification
• Hex size standardization prevents customs disputes on dimensions
• Pressure test certificates validate high-pressure claims