U.S. imports of Helical Spring Lock Washers of Iron or Steel (HS 7318210030) totaled $1.5M in August 2026, imported from 24 countries.
Importers of Helical Spring Lock Washers of Iron or Steel paid $889K in duties in August 2026, an average duty rate of 57.26% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule. Helical Spring Lock Washers of Iron or Steel imports of $1.5M in August 2026 ran 33% above the year-to-date monthly average of $1.2M.
Last updated: August 2026 dataAverage import price $3.23/kg · 175 import shipments a month
Statistical number 2 of 3 in subheading 731821
Statistical number 7318210030 · $1.5M of $6.9M
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Imports · August 2026
origin
China and Canada together supply 67% of it. China pays 81.1% duty; Canada 0.5%.
customs district
None recorded for this period.
destination
Census publishes state breakdowns to the 6-digit level only. See HS 731821 for those.
entry
Census publishes port breakdowns to the 6-digit level only. See HS 731821 for those.
rate provision · imports
None recorded for this period.
Imports
Imports
$1.5MYoY · free account
Low of 8 reported months · imports
Low · free accountThrough August 2026 · imports 8 of 12 months reported. Source: U.S. Census Bureau.