Brass Gear Spacer for Rock Cutter Drive from Canada
Brass spacer ring maintaining gear alignment in drive systems of rock cutting machinery (8430). Provides precise tolerances and vibration damping. HTS 8431.49.90.32 due to copper alloy and principal use with tunneling equipment.
Duty Rate — Canada → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) 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
• Supply CAD drawings showing dimensional fit only for 8430 gears
• Batch import with consistent part numbers aids classification consistency
• Value spacers separately from gear assemblies in invoices