Harmonized System
Section XV
BASE METALS AND ARTICLES OF BASE METAL
Chapter 73
Articles of iron or steel
Heading 7318
Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel.
7318.22
-- Other washers
Section XV
BASE METALS AND ARTICLES OF BASE METAL
Chapter 73
Articles of iron or steel
Heading 7318
Screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter-pins, washers (including spring washers) and similar articles, of iron or steel.
7318.22