Precision Machining Copper Rectangle from Japan
Ultra-precise refined copper rectangular bar (±0.0005" tolerance) for aerospace connector blocks. Classifies HTS 7407.10.50.10 as refined copper with exact rectangular cross section. Stress-relieved for dimensional stability.
Duty Rate — Japan → United States
51%
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
• Metrology certificates with CMM measurements verify rectangular tolerance claims
• Aerospace traceability requires heat number/lot identification on all pieces
• ITAR registration mandatory even for commercial aerospace copper stock