Carbon Steel Helical Spring Lock Washer 1/4 Inch from Japan
A coiled spring washer of carbon steel that compresses to lock nuts and bolts, preventing rotation. Classified in HTS 7318.21.0090 as 'other' non-threaded lock washers of iron or steel. Ideal for construction and equipment fastening.
Duty Rate — Japan → 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
• Label with exact steel grade (e.g
• SAE 1070) for Customs compliance
• Ensure packaging distinguishes from plain washers to prevent misclassification