M8 Zinc-Plated Helical Spring Lock Washer from Canada
Zinc-plated M8 helical spring lock washer of carbon steel for corrosion resistance in construction and machinery. The helical coil deforms to lock fasteners under load. HTS 7318.21.0030 covers these non-threaded spring lock washers.
Duty Rate — Canada → United States
15.8%
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
• Declare zinc plating thickness per ISO 4042 to comply with surface treatment rules
• Use clear invoicing with DIN 127B specs to distinguish from plain spring washers