Freight Classes & Shipping Codes

Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotterpins, washers (including spring washers) and similar articles, of iron or steel. (Spring washers and other lock washers)

Items listed under “Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotterpins, washers (including spring washers) and similar articles, of iron or steel. (Spring washers and other lock washers)” fall under HS# 731821, but may have different Schedule-B and HTS Tariff/Duty rates and restriction depending on statistical classification.

Choose a Statistical Classification below to view HTS, Schedule-B, tariff/duty, NMFC© Freight Class and additional parcel or LTL Freight shipping information for HS# 731821 related goods.

CodeDescription
7318.21.00.30 helical spring lock washers of iron or steel
7318.21.00.90 spring washers and other lock washers of iron or steel, nesoi