Official data Source: US Census Bureau international trade data Data through August 2026 · updated monthly

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Spring washers and other lock washers, of iron or steel

In short

  • The US imported $81.5M of this product over the 12 months to August 2026, up 2.4% on the year before.
  • China is the largest supplier, with 23.3% of US imports; Germany is next, with 21.9%.
  • China is the cheapest main supplier before and after freight and duty, landing at $6.22/kg.
  • Duty paid averaged 57.2% of the value of imports in August 2026, up 2.2 points on a year earlier.
  • Poland is gaining share: 4.9% over the last 12 months, up from 1.8%.
  • US exports were $104.4M over the last 12 months; the largest market is Mexico, with 32.8%.

US imports, Aug 2026

$6.9M

↓ −5.2% vs Aug 2025

Last 12 months

$81.5M

↑ +2.4% vs the 12 months before

Average duty paid

57.2%

↑ +2.2 pts vs Aug 2025

Top supplier

China

23.3% of US imports

US imports by month

The last 13 months, so the same month a year ago is on the left. August 2026 is highlighted. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

Aug2025SepOctNovDecJan2026FebMarAprMayJunJulAugDuty ↑↓Duty ↑↓
Show the numbers
MonthUS imports
August 2025$7.3M
September 2025$7.0M
October 2025$6.4M
November 2025$6.0M
December 2025$6.6M
January 2026$6.4M
February 2026$6.4M
March 2026$6.7M
April 2026$7.5M
May 2026$7.2M
June 2026$6.8M
July 2026$7.4M
August 2026$6.9M

What changed

  • US imports were $6.9M in August 2026, down 6.6% from July 2026 and down 5.2% from August 2025.
  • Over the 12 months to August 2026 they totalled $81.5M, up 2.4% on the 12 months before.
  • Biggest moves in market share since July 2026: France up from 1.7% to 4.5%, Sweden down from 13.1% to 9.9%.
  • Average price from China rose 12% since July 2026, to $3.38/kg.
  • Duty paid on imports from Canada fell from 36.3% to 11.2% of their value since July 2026.
  • Duty paid on imports from Italy rose from 48.6% to 55.8% of their value since July 2026.

US trade by year

US imports were $81.5M in the 12 months to Aug 2026, up 41% on the 12 months to Aug 2017. US exports were $104.4M, up 106%. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

2017201820192020202120222023202420252026China ↑Duty ↑
Show the numbers
PeriodUS imports
12 months to Aug 2017$57.7M
12 months to Aug 2018$72.3M
12 months to Aug 2019$77.1M
12 months to Aug 2020$64.7M
12 months to Aug 2021$69.9M
12 months to Aug 2022$83.6M
12 months to Aug 2023$77.3M
12 months to Aug 2024$77.0M
12 months to Aug 2025$79.5M
12 months to Aug 2026$81.5M
  • Germany
  • China
  • Sweden
  • Taiwan
  • All countries
Share of US imports
Show the numbers
PeriodGermanyChinaSwedenTaiwan
12 months to Aug 201730.4%17.8%9.2%8.8%
12 months to Aug 201837.2%15.9%10.0%8.6%
12 months to Aug 201936.4%15.9%10.1%7.7%
12 months to Aug 202034.9%14.0%10.5%7.5%
12 months to Aug 202136.6%13.9%11.1%8.2%
12 months to Aug 202226.5%20.8%11.2%12.6%
12 months to Aug 202324.3%16.5%12.9%10.4%
12 months to Aug 202424.0%19.0%13.7%9.2%
12 months to Aug 202524.8%18.3%15.1%8.7%
12 months to Aug 202625.5%18.9%11.4%7.2%
Duty paid, % of value
Show the numbers
PeriodGermanyChinaSwedenTaiwanAll countries
12 months to Aug 20175.8%5.8%5.8%5.8%5.5%
12 months to Aug 20185.8%5.8%5.8%5.8%5.5%
12 months to Aug 20195.8%17.9%5.8%5.8%7.4%
12 months to Aug 20205.8%30.5%5.8%5.8%8.9%
12 months to Aug 20215.8%30.6%5.8%5.8%8.9%
12 months to Aug 20225.8%30.8%5.8%5.8%10.6%
12 months to Aug 20235.8%30.7%5.8%5.8%9.4%
12 months to Aug 20245.8%30.6%5.8%5.8%10.0%
12 months to Aug 202519.6%52.4%20.8%18.1%26.3%
12 months to Aug 202646.5%84.7%54.9%54.1%54.8%
PeriodUS importsDuty paidUS exports
12 months to Aug 2026$81.5M+2.4%54.8%+28.5 pts$104.4M+2.0%
12 months to Aug 2025$79.5M+3.3%26.3%+16.3 pts$102.3M+5.6%
12 months to Aug 2024$77.0M−0.4%10.0%+0.5 pts$96.9M+21%
12 months to Aug 2023$77.3M−7.5%9.4%−1.2 pts$80.3M+20%
12 months to Aug 2022$83.6M+20%10.6%+1.7 pts$66.9M+16%
12 months to Aug 2021$69.9M+8.1%8.9%0.0 pts$57.4M+16%
12 months to Aug 2020$64.7M−16%8.9%+1.4 pts$49.6M−16%
12 months to Aug 2019$77.1M+6.7%7.4%+1.9 pts$59.3M+0.3%
12 months to Aug 2018$72.3M+25%5.5%0.0 pts$59.1M+17%
12 months to Aug 2017$57.7M5.5%$50.6M

Who supplies the US

August 2026. Small figures under each value are the change from August 2025. Landed cost by origin, below, adds freight and duty to the price.

CountryUS importsShareAverage priceDuty paidLast 13 months
China$1.6M23.3%+4.2 pts$3.38/kg+30%80.7%−14.5 pts
Germany$1.5M21.9%−2.8 pts$14.80/kg+19%55.5%+19.7 pts
Sweden$688K9.9%−3.6 pts$94.62/kg+24%55.6%+0.4 pts
Taiwan$450K6.5%+1.5 pts$11.00/kg+42%56.0%+3.7 pts
Italy$433K6.3%+1.4 pts$9.81/kg+28%55.8%+6.9 pts
Canada$374K5.4%+0.7 pts$310.16/kg+502%11.2%−27.3 pts
India$355K5.1%+0.2 pts$9.03/kg+28%51.7%−3.8 pts
Japan$326K4.7%−0.8 pts$18.06/kg−12%44.6%−6.9 pts
Other countries (19)$1.2M16.9%0.0 pts$33.12/kg+29%49.7%+0.1 pts
All countries$6.9M100.0%$9.14/kg+11%57.2%+2.2 pts

The 3 largest suppliers had 55.8% of US imports over the last 12 months.

Landed cost by origin

What importers paid to land this product at a US port from each main supplier, June–August 2026: the price, freight and insurance to the first US port, and duty, per unit. Suppliers with 3% or more of these imports, cheapest landed first. Small figures under landed cost are the change from the same months a year earlier.

  • Price
  • Freight and insurance
  • Duty
CountryPriceFreight and insuranceDutyLanded costMake-up
China$3.31/kg$0.26/kg8.0% of price$2.65/kg80.1% of price$6.22/kg+17%
Poland$8.46/kg$0.10/kg1.2% of price$4.66/kg55.0% of price$13.22/kg+8.8%
Taiwan$8.65/kg$0.38/kg4.4% of price$4.83/kg55.9% of price$13.87/kg+22%
Italy$9.12/kg$0.36/kg3.9% of price$4.86/kg53.3% of price$14.34/kg+20%
India$12.32/kg$0.81/kg6.6% of price$6.60/kg53.6% of price$19.73/kg+50%
Germany$14.36/kg$0.81/kg5.6% of price$7.97/kg55.5% of price$23.14/kg+36%
Japan$15.98/kg$0.44/kg2.7% of price$7.36/kg46.0% of price$23.78/kg−27%
Sweden$88.10/kg$0.70/kg0.8% of price$49.12/kg55.8% of price$137.92/kg+22%
All countries$8.87/kg$0.42/kg4.7% of price$5.15/kg58.1% of price$14.44/kg+12%

Landed at a US port, China was cheapest, at $6.22/kg: 53.0% below Poland.

Landed cost from India rose 50% on a year earlier, to $19.73/kg, mostly on price: $8.31/kg then, $12.32/kg now.

How the market is shifting

Poland gained the most share: 4.9% of US imports over the last 12 months, up from 1.8% in the 12 months before. Sweden lost the most: 11.4%, down from 15.1%. The charts show September 2024 to August 2026 for the 4 largest suppliers over the last 12 months. Dotted lines mark lasting changes in duty paid, labelled with the supplier, or "Duty" when several moved; the tariff timeline lists each one with its notices.

  • Germany
  • China
  • Sweden
  • Taiwan
  • All countries
Share of US imports
Show the numbers
MonthGermanyChinaSwedenTaiwan
September 202427.6%17.7%11.7%10.9%
October 202430.0%17.2%11.1%7.2%
November 202419.3%17.4%30.1%9.5%
December 202421.3%19.6%18.0%11.6%
January 202518.9%22.4%15.5%11.3%
February 202524.7%16.1%15.4%9.0%
March 202533.9%11.3%15.6%8.9%
April 202524.3%26.8%9.4%9.0%
May 202524.1%19.7%12.2%6.5%
June 202526.7%17.0%11.1%8.9%
July 202519.8%17.1%18.0%6.3%
August 202524.7%19.1%13.5%5.0%
September 202525.6%13.6%15.6%9.2%
October 202527.8%21.3%7.0%8.5%
November 202528.4%20.3%13.7%6.1%
December 202522.5%19.0%9.2%9.1%
January 202626.9%21.8%11.6%6.6%
February 202632.6%15.1%4.5%5.2%
March 202619.6%17.3%11.0%9.2%
April 202633.1%11.5%14.1%5.1%
May 202621.7%20.6%13.8%6.8%
June 202623.2%18.3%12.4%6.5%
July 202622.9%25.6%13.1%7.8%
August 202621.9%23.3%9.9%6.5%
Duty paid, % of value
Show the numbers
MonthGermanyChinaSwedenTaiwanAll countries
September 20245.8%30.5%5.8%5.8%9.9%
October 20245.8%30.7%5.8%5.8%9.5%
November 20245.8%30.7%5.8%5.8%9.7%
December 20245.8%30.7%5.8%5.8%10.4%
January 20255.8%30.5%5.8%5.8%10.8%
February 20255.8%31.2%5.8%5.8%10.1%
March 202515.3%55.9%17.1%14.3%20.1%
April 202531.1%38.4%30.1%29.6%31.8%
May 202531.3%72.7%30.4%31.0%38.8%
June 202543.2%90.8%45.4%42.0%51.8%
July 202544.1%98.8%55.1%48.0%57.0%
August 202535.8%95.2%55.1%52.3%55.0%
September 202535.6%98.1%54.3%54.1%53.0%
October 202536.9%99.0%51.8%48.2%54.9%
November 202537.8%89.6%53.6%52.8%52.1%
December 202548.4%87.0%54.0%53.7%54.8%
January 202648.1%86.1%54.9%53.7%55.9%
February 202633.8%86.5%53.5%52.9%48.1%
March 202649.5%76.9%55.6%54.3%51.0%
April 202651.1%79.2%55.4%55.8%54.6%
May 202654.1%78.5%55.7%55.8%57.3%
June 202655.2%79.5%55.8%55.8%57.6%
July 202655.8%80.1%55.9%55.8%59.4%
August 202655.5%80.7%55.6%56.0%57.2%

Tariff actions touching this product

When the duty paid on this product changed and stayed changed, for its main suppliers and all countries, newest first, with the Federal Register notices that named the product in the 3 months before. Rates are medians of the 4 months either side, less any usual seasonal swing. A change shows what happened to duty paid, not why; read each notice for what it did.

  1. March–May 2026 · Duty paid: Germany 48.8% → 55.3%, China 86.3% → 79.4%, Japan 41.2% → 47.2%.
  2. October–December 2025 · Duty paid: Germany 36.3% → 48.3%, China 98.4% → 86.7%, Japan 48.2% → 41.2%.
  3. April–May 2025 · Duty paid: Germany 5.8% → 37.3%, China 34.8% → 93.0%, Sweden 11.4% → 50.3%, Taiwan 10.1% → 45.0%, Japan 8.8% → 48.2%, all countries 15.6% → 53.0%.
  4. June 2019 · Duty paid: China 15.6% → 30.1%.
  5. October 2018 · Duty paid: China 5.8% → 15.4%.

Where it enters the US

Main ports of entry over the 12 months to August 2026: US imports and share.

  1. Newark, NJ$11.5M · 14.1%
  2. Los Angeles, CA$9.4M · 11.6%
  3. New York, NY$8.3M · 10.2%
  4. Charleston, SC$6.5M · 8.0%
  5. Chicago, IL$5.8M · 7.1%

Where US exports go

US exports were $9.3M in August 2026, up 16% from August 2025, and $104.4M over the last 12 months, up 2.0% on the 12 months before. Fastest-growing market with 3% or more of US exports: France, up 70%.

MarketLast 12 monthsSharevs 12 months before
Mexico$34.2M32.8%−4.7%
Canada$14.5M13.9%−10%
China$6.0M5.7%+8.6%
United Kingdom$5.2M5.0%−8.4%
France$4.8M4.6%+70%
Germany$4.5M4.3%+23%
Singapore$4.2M4.0%+18%
Japan$3.6M3.5%+50%
Other countries (85)$27.3M26.2%+3.4%
All countries$104.4M100.0%+2.0%

Markets abroad

Each country's own import figures for this product, from UN Comtrade: the 8 biggest importers outside the US in the latest year each has reported, what they bought from the US, and the change from the year before. Values usually include freight and insurance to the importer's border, so they run a little above US export figures. Countries report a year or more late; 123 have reported 2025 so far. Where a country's figure for imports from the US is under half or over double what the US recorded exporting there that year, the US figure is shown under it.

MarketImportsvs year beforeFrom the USUS share
Germany$115.5Min 2025+9.3%$15.7MUS records $4.2M13.6%
Mexico$80.0Min 2025−4.1%$32.4M40.5%
China$66.9Min 2025+6.1%$10.3M15.4%
Austria$46.8Min 2025+2.7%$576K1.2%
France$42.9Min 2025+7.1%$3.2M7.5%
Poland$39.1Min 2025+7.2%$5.0M12.9%
Czech Republic$29.1Min 2025+6.6%$834K2.9%
Italy$27.0Min 2025+19%$479K1.8%

The biggest market outside the US is Germany, which imported $115.5M of this product in 2025, 13.6% of that from the US by its own count; the US records $4.2M of exports there.

The US supplies 40.5% of imports into Mexico, but under 10% into Austria, France and the Czech Republic.

Of these, imports into Italy grew fastest: up 19% from 2024 to 2025.

Other products under heading 7318: screws, bolts, nuts, coach screws, screw hooks, rivets, cotters, cotter pins, washers and similar articles, of iron or steel. US trade over the 12 months to August 2026.

About these figures
  • Source: US Census Bureau international trade data, not seasonally adjusted, in US dollars. Retrieved November 3, 2026.
  • US imports are general imports at customs value, which excludes freight and insurance. Exports are at free-alongside-ship value.
  • Average price is customs value divided by quantity (kilograms), across all of the product's 10-digit lines.
  • Duty paid is the duty Census calculates on each country's imports for consumption, as a share of their value. It moves with tariff changes, exemptions and the mix of goods within the product.
  • Landed cost adds Census's import charges (freight, insurance and other costs of bringing the goods to the first US port) and calculated duty to the customs value, per unit, across the product's 10-digit lines. It leaves out antidumping and countervailing duties, customs fees and transport inland. Prices are averages across the goods within the code, so a lower one can mean cheaper goods, not the same goods for less.
  • Markets abroad are each country's imports as it reports them to UN Comtrade, in US dollars, usually including freight and insurance. Countries report a year or more late and in their own edition of the HS codes, so one still on an older edition is missing for codes that changed in 2022.
  • Census revises recent months, so figures can change slightly. These are estimates for research and planning, not customs or legal advice.

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