Subheading · Chapter 84 · Heading 8484

8484.20

8484.20: Gaskets and similar joints of metal sheeting combined with: mechanical seals

Mechanical seals

Official description Mechanical seals

8484.20 is the HS subheading for mechanical seals, under heading 8484 in chapter 84.

What you pay

Importing into UK

Customs duty Free standard rate · across 2 national lines depends on the country of origin
Additional duties and charges 2 additional measures Import requirements: 3
VAT 20.00 % import VAT
Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →
  1. 8484 20 00 00 Mechanical seals Free
  2. 8484 20 00 10 Mechanical shaft seal for incorporation into rotary compressors for use in the manufacture of motor vehicle air condition units Free
  3. 8484 20 00 90 Other Free

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 2

  • Additional dutyAdditional duties 35%
    Applies to goods from
    Belarus, Russia
    Legal act
    2022 No. 376
    Documents
    • 9008
  • Duty suspensionAirworthiness tariff suspension Free
    Applies to goods from
    all countries
    Legal act
    S.I. 2018/1249
    Documents
    • C119 Authorised Release Certificate — EASA Form 1 (Appendix I to Annex I to Regulation (EU) No 748/2012), or equivalent certificate

Import requirements 3

  • Prohibition or restrictionImport prohibition
    Applies to goods from
    North Korea
    Legal act
    S.I. 2019/411
  • Import controlRestriction on entry into free circulation
    Applies to goods from
    Ukraine
    Legal act
    S.I. 2022/395
    Documents
    • 9009
    • 9010
    • 9017
  • Import controlImport control on restricted goods and technologies
    Applies to goods from
    Iran, North Korea
    Legal act
    S.I. 2019/461, S.I. 2019/411
    Documents
    • Y966 Goods other than those described in the MG footnotes linked to the measure (Missile Technology Control Regime list - Annex III of Reg. (EU) 267/2012)
    • Y920 Goods other than those described in the footnotes linked to the measure

Preferential rates by country

Agreement or schemeCountriesRate
standard rate (no agreement)—Free
DCTS Comprehensive
Afghanistan, Angola, Bangladesh, Benin and 38 more

Afghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia

Free
European Union (including code " EU")
Austria, Belgium, Bulgaria, Croatia and 23 more

Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden

Free
DCTS Enhanced
Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 more

Algeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu

Free
CARIFORUM
Antigua & Barbuda, Bahamas, Barbados, Belize and 10 more

Antigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago

Free
OCTs (Overseas Countries and Territories)
Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 more

Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands

Free
Central America Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama Free
SADC EPA Botswana, Eswatini, Lesotho, Mozambique, Namibia Free
Eastern and Southern Africa States Madagascar, Mauritius, Seychelles, Zimbabwe Free
CPTPP Brunei, Malaysia Free
UK–Andorra agreement Andorra Free
UK–Albania agreement Albania Free
UK–Australia agreement Australia Free
UK–Canada agreement Canada Free
UK–Switzerland agreement Switzerland Free
UK–Côte d’Ivoire agreement Côte d’Ivoire Free
UK–Chile agreement Chile Free
UK–Cameroon agreement Cameroon Free
UK–Colombia agreement Colombia Free
UK–Ceuta & Melilla agreement Ceuta & Melilla Free
UK–Ecuador agreement Ecuador Free
UK–Egypt agreement Egypt Free
UK–Fiji agreement Fiji Free
UK–Faroe Islands agreement Faroe Islands Free
UK–Georgia agreement Georgia Free
UK–Ghana agreement Ghana Free
DCTS Standard Indonesia Free
UK–Israel agreement Israel Free
UK–India agreement India Free
UK–Iceland agreement Iceland Free
UK–Jordan agreement Jordan Free
UK–Japan agreement Japan Free
UK–Kenya agreement Kenya Free
UK–South Korea agreement South Korea Free
UK–Lebanon agreement Lebanon Free
UK–Liechtenstein agreement Liechtenstein Free
UK–Morocco agreement Morocco Free
UK–Moldova agreement Moldova Free
UK–North Macedonia agreement North Macedonia Free
UK–Mexico agreement Mexico Free
UK–Norway agreement Norway Free
UK–New Zealand agreement New Zealand Free
UK–Peru agreement Peru Free
UK–Papua New Guinea agreement Papua New Guinea Free
UK–Palestinian Territories agreement Palestinian Territories Free
UK–Serbia agreement Serbia Free
UK–Solomon Islands agreement Solomon Islands Free
UK–Singapore agreement Singapore Free
UK–San Marino agreement San Marino Free
UK–Tunisia agreement Tunisia Free
UK–Türkiye agreement Türkiye Free
UK–Ukraine agreement Ukraine Free
UK–Vietnam agreement Vietnam Free
UK–Samoa agreement Samoa Free
UK–Kosovo agreement Kosovo Free
UK–South Africa agreement South Africa Free

UK: imports by month

last 12 months£92.3m-1.9% · previous 12 months
Average import price£104.10 per kg
Jan 2024: £9.2mFeb 2024: £7.8mMar 2024: £7.1mApr 2024: £8.9mMay 2024: £6.7mJun 2024: £8.9mJul 2024: £7mAug 2024: £7.6mSept 2024: £9.9mOct 2024: £7.8mNov 2024: £7.7mDec 2024: £6.6mJan 2025: £6.8mFeb 2025: £6.8mMar 2025: £7.1mApr 2025: £7.1mMay 2025: £8.8mJun 2025: £7.7mJul 2025: £9.9mAug 2025: £7.9mSept 2025: £7.1mOct 2025: £11mNov 2025: £6.7mDec 2025: £9.5mJan 2026: £7.9mFeb 2026: £6.2mMar 2026: £8.3mApr 2026: £8.6mMay 2026: £6.5mJun 2026: £7.6mJul 2026: £6.5mAug 2026: £6.5m 202420252026
Data up to August 2026 (provisional) · Monthly data: Eurostat Comext (CC BY 4.0), HMRC (OGL v3.0)

Main suppliers, last 12 months

CountryValueShareChange
United States £18.5m 20% +3.7%
United Kingdom £14.8m 16% -12.5%
Germany £14.3m 15.5% -3.3%
France £9.3m 10.1% +24.1%
China £6.4m 7% +18.3%
Czechia £3.7m 4% -31%
South Korea £3.1m 3.4% +18.5%
Belgium £2.7m 3% +29.6%

Same subheading in other tariffs

World trade in 2024

8484.20 · US$3bn

Trade value (US$) no reported trade < US$91kUS$91k+US$3m+US$39m+> US$171m

Exports: 172
  1. Germany: US$640m
  2. United States: US$640m
  3. China: US$271m
  4. United Kingdom: US$224m
  5. France: US$171m
  6. Japan: US$149m
  7. Netherlands: US$106m
  8. Italy: US$103m
  9. Mexico: US$96m
  10. Czechia: US$87m
  11. Sweden: US$74m
  12. India: US$58m
  13. South Korea: US$50m
  14. Singapore: US$49m
  15. Canada: US$48m
  16. Austria: US$42m
  17. Taiwan: US$39m
  18. Belgium: US$34m
  19. Denmark: US$33m
  20. Türkiye: US$32m
  21. Spain: US$32m
  22. Poland: US$28m
  23. Switzerland: US$27m
  24. Hungary: US$24m
  25. Indonesia: US$20m
  26. Ireland: US$18m
  27. Norway: US$15m
  28. Australia: US$15m
  29. Malaysia: US$14m
  30. Finland: US$12m
  31. Brazil: US$12m
  32. United Arab Emirates: US$12m
  33. South Africa: US$11m
  34. Thailand: US$10m
  35. Vietnam: US$9m
  36. Russia: US$6m
  37. Romania: US$5m
  38. Morocco: US$4m
  39. Colombia: US$3m
  40. Greece: US$3m
  41. Portugal: US$3m
  42. New Zealand: US$3m
  43. Serbia: US$3m
  44. Kazakhstan: US$2m
  45. Saudi Arabia: US$2m
  46. Slovenia: US$2m
  47. Malta: US$2m
  48. Hong Kong SAR China: US$1m
  49. Slovakia: US$1m
  50. Luxembourg: US$1m
  51. Croatia: US$1m
  52. Bulgaria: US$1m
  53. Israel: US$1m
  54. Ukraine: US$966k
  55. Kuwait: US$878k
  56. Egypt: US$647k
  57. Argentina: US$636k
  58. Lithuania: US$634k
  59. Zambia: US$576k
  60. Estonia: US$539k

Top exporters

RankCountryValueShare
1 Germany US$640m 19.6%
2 United States US$640m 19.6%
3 China US$271m 8.3%
4 United Kingdom US$224m 6.9%
5 France US$171m 5.2%
6 Japan US$149m 4.6%
7 Netherlands US$106m 3.3%
8 Italy US$103m 3.1%
9 Mexico US$96m 2.9%
10 Czechia US$87m 2.7%

Top importers

RankCountryValueShare
1 United States US$307m 9.4%
2 Germany US$230m 7%
3 China US$196m 6%
4 France US$177m 5.4%
5 Canada US$124m 3.8%
6 Singapore US$117m 3.6%
7 Italy US$104m 3.2%
8 United Kingdom US$98m 3%
9 Mexico US$92m 2.8%
10 Japan US$89m 2.7%

Import duty on this product around the world 165

The most-favoured-nation (MFN) duty each country applies to goods of this HS subheading: the average over its national tariff lines, with the lowest and highest line where they differ. Goods from countries with a trade agreement often pay less.

  • 5%median duty
  • 44number of duty-free countries (MFN)
  • 45%highest: Bahamas, Morocco, Bermuda

165

Importing countryMFN dutylines from – todata year
Afghanistan 5% 2018 · HS 2012
Albania 0% 2023
Algeria 15% 2023
Angola 0% 2023 · HS 2017
Anguilla 20% 2021 · HS 2017
Antigua & Barbuda 5% 2021 · HS 2007
Argentina 14% 2023 · HS 2017
Armenia 0% 2023
Aruba 17% 12% – 22% 2021 · HS 2012
Australia 5% 2023
Azerbaijan 0% 2023 · HS 2017
Bahamas 45% 2022
Bahrain 5% 2023
Bangladesh 1% 2023 · HS 2017
Barbados 5% 2022 · HS 2017
Belarus 0% 2021 · HS 2017
Belize 5% 2023
Benin 10% 2023
Bermuda 35% 2023
Bhutan 10% 2022
Bolivia 10% 2023 · HS 2017
Bosnia & Herzegovina 5% 2022
Botswana 0% 2023
Brazil 14% 2023 · HS 2017
Brunei 0% 2023 · HS 2017
Burkina Faso 10% 2023
Burundi 10% 2023
Cambodia 15% 2023 · HS 2017
Cameroon 10% 2023
Canada 0% 2023
Cape Verde 20% 2023 · HS 2017
Cayman Islands 22% 2021 · HS 2002
Central African Republic 10% 2023
Chad 10% 2023
Chile 6% 2023 · HS 2017
China 8% 2023
Colombia 0% 2023 · HS 2017
Comoros 20% 2021 · HS 2017
Congo - Brazzaville 10% 2023
Cook Islands 0% 2022 · HS 2017
Costa Rica 5% 2023
Côte d’Ivoire 10% 2023 · HS 2017
Cuba 5% 2023 · HS 2017
Dominica 5% 2023 · HS 2017
Dominican Republic 0% 2023
Ecuador 0% 2023 · HS 2017
Egypt 2% 2019 · HS 2017
El Salvador 5% 2022
Equatorial Guinea 10% 2023
Eswatini 0% 2023
Ethiopia 20% 2021 · HS 2017
European Union (27 countries) 1.7% 2023
Fiji 0% 2023
French Polynesia 13% 2023
Gabon 10% 2023
Gambia 10% 2023
Georgia 0% 2022 · HS 2017
Ghana 10% 2023
Gibraltar 12% 2023 · HS 2017
Grenada 5% 2023 · HS 2012
Guatemala 5% 2023
Guinea 10% 2023
Guinea-Bissau 10% 2023
Guyana 5% 2023 · HS 2017
Haiti 5% 2020 · HS 2017
Honduras 5% 2023
Hong Kong SAR China 0% 2023
Iceland 0% 2023
India 7.5% 2023
Indonesia 5% 2023
Iran 15% 2020 · HS 2017
Israel 12% 2022 · HS 2017
Jamaica 0% 2023
Japan 0% 2023
Jordan 2.5% 0% – 5% 2023
Kazakhstan 0% 2023
Kenya 10% 2023
Kiribati 0% 2023 · HS 2002
Kuwait 5% 2023
Kyrgyzstan 0% 2021 · HS 2017
Laos 5% 2023 · HS 2017
Lebanon 5% 2020 · HS 2017
Lesotho 0% 2023
Liberia 10% 2023
Libya 5% 2021 · HS 2017
Liechtenstein 0.9%* 2021 · HS 2017
Macao SAR China 0% 2023
Madagascar 10% 2023
Malawi 10% 2021 · HS 2017
Malaysia 5% 2023
Maldives 23% 0% – 50% 2023
Mali 10% 2023
Mauritania 10% 2023 · HS 2017
Mauritius 0% 2023
Mexico 0% 2023 · HS 2017
Micronesia 4% 2021 · HS 2017
Moldova 5% 2023 · HS 2017
Mongolia 5% 2023
Montserrat 25% 2023 · HS 2017
Morocco 40% 2023
Mozambique 7.5% 2023
Myanmar (Burma) 3% 2023 · HS 2017
Namibia 0% 2023
Nauru 10% 2021 · HS 2017
Nepal 5% 2023
New Zealand 5% 2023
Nicaragua 5% 2023
Niger 10% 2023
Nigeria 10% 2023
North Macedonia 3% 2023
Norway 0% 2023
Oman 5% 2023
Pakistan 12% 0% – 35% 2023
Palau 3% 2023 · HS 2012
Palestinian Territories 12% 2017 · HS 2017
Panama 5% 2023
Papua New Guinea 0% 2023
Paraguay 0% 2023 · HS 2017
Peru 0% 2023 · HS 2017
Philippines 0% 2023
Qatar 5% 2023
Russia 0% 2021 · HS 2017
Rwanda 10% 2023
Samoa 20% 2020 · HS 2017
São Tomé & Príncipe 10% 2019 · HS 2017
Saudi Arabia 5% 2023
Senegal 10% 2023
Seychelles 0% 2023
Sierra Leone 10% 2023
Singapore 0% 2023 · HS 2017
Solomon Islands 10% 2023 · HS 2017
Somalia 15% 2023 · HS 2017
South Africa 0% 2023
South Korea 8% 2023
Sri Lanka 0% 2023
St Kitts & Nevis 5% 2023
St Lucia 0% 2023 · HS 2012
St Pierre & Miquelon 5% 2021 · HS 2017
St Vincent & the Grenadines 5% 2023
Sudan 10% 2021 · HS 2017
Suriname 5% 2023 · HS 2007
Switzerland 0.4%* 2023
Syria 5% 2020 · HS 2012
Tajikistan 5% 2021 · HS 2012
Tanzania 10% 2023
Thailand 0% 2023
Togo 10% 2023
Tonga 20% 2023 · HS 2017
Trinidad & Tobago 0% 2023 · HS 2012
Türkiye 1.7% 2023
Tuvalu 0% 2017 · HS 2017
Uganda 10% 2023
Ukraine 0% 2023 · HS 2017
United Arab Emirates 5% 2023
United Kingdom 0% 2023
United States 3.9% 2023
Uruguay 2% 2023 · HS 2017
Uzbekistan 0% 2021 · HS 2017
Vanuatu 10% 2023
Venezuela 14% 2023 · HS 2017
Vietnam 3% 2023
Wallis & Futuna 10% 2021 · HS 2012
Yemen 5% 2017 · HS 2017
Zambia 15% 2023
Zimbabwe 0.2% 2023

Tariff data years 2017–2023; rates may have changed since. * ad valorem equivalent of specific duties (UNCTAD estimate) · UNCTAD TRAINS, accessed via WITS (World Bank)

Classifications and correspondences

Where this HS subheading sits in the United Nations' statistical classifications, and which codes it had in earlier editions of the Harmonized System.

SITC Rev. 4
7492 Gaskets & similar joints of metal sheeting combined with other material/of two/more layers of metal; sets/assortments of gaskets & similar joints, dissimilar in composition, put up in pouches, envelopes/similar packings; mechanical seals.
End use (BEC Rev. 5)
Intermediate goods · BEC 211220
CPC 2.1 product
43924 Gaskets of metal sheeting
ISIC Rev. 4 activity
2819 Manufacture of other general-purpose machinery

Earlier HS editions

HSCode
20178484.20changed
20128484.20changed
20078484.20changed
20028484.20changed
19968484.20changed
19928485.90changed

Correspondence tables of the United Nations Statistics Division (UNSD)

Binding rulings for similar goods 4

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • H303826 U.S. CBP 16 April 2020 · 8484.20.10

    Protest No. 3901-17-102338; Classification of a trigger sprayer

  • H250623 U.S. CBP 30 November 2018 · 8484.20.00

    Application for Further Review of Protest Number 5309-13-100341; Tariff classification of a “thruster overhaul kit”

  • 600012896 HMRC 27 May 2025 – 26 May 2028 · 8484 20 00 90

    A mechanical seal that is utilised in industrial applications where it is necessary to prevent leakage between rotary and stationary elements within process equipment. These assemblies comprise primary seal faces and secondary elastomeric seals held by a combination of machined or pressed…

  • 600009883 HMRC 15 February 2024 – 14 February 2027 · 8484 20 00 90

    Mechanical Seals come in a variety of sizes, design types and material combinations. They typically consist of a spring loaded rotating element and a stationary element. Both elements contain a sealing face, manufactured from a variety of wear materials such as Carbon Graphite, Silicon Carbide,…

Recent rule changes mentioning this code

Acts whose text cites this code or its heading. Check the act itself: a code can be cited for reasons other than a change of its duty.

  1. GB Sanctions · Applies from:

    The Russia (Sanctions) (EU Exit) (Amendment) Regulations 2026

    S.I. 2026/543 · Source: legislation.gov.uk

Rule changes →

The UK Global Tariff divides subheading 8484.20 into 2 tariff lines; the duty is duty-free.

Subheading 8484.20 is a single line in the EU Combined Nomenclature, where the duty is 1.7%.

174 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of Free.

In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.

Imports of mechanical seals into the UK came to £92.3m between September 2025 and August 2026 (down 2% on the year before); United States supplied 20%, followed by United Kingdom.

In 2024, countries exported mechanical seals worth US$3bn (−2.2% year on year).

The largest exporter was Germany (US$640m), followed by the United States.

Products classified here

Questions and answers

What is the HS code for gaskets and similar joints of metal sheeting combined with: mechanical seals?

Gaskets and similar joints of metal sheeting combined with: mechanical seals fall under HS subheading 8484.20, part of heading 8484, in section XVI of the Harmonized System.

What is the import duty on gaskets and similar joints of metal sheeting… in the UK?

Under the UK Global Tariff, imports under 8484.20 from countries without a preferential agreement are free of duty. Preferential rates, anti-dumping duties and VAT are not included.

What is the import duty on gaskets and similar joints of metal sheeting… in the EU?

Under the EU Combined Nomenclature, imports under 8484.20 from countries without a preferential agreement are charged at 1.7%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most gaskets and similar joints of metal sheeting…?

Germany, with US$640m in 2024 (19.6% of world exports).

Which countries can export mechanical seals to the UK duty-free?

174 countries pay no duty under a trade agreement or preference scheme, among them partners under DCTS Comprehensive, European Union, DCTS Enhanced. The goods must meet the agreement’s rules of origin and the importer needs proof of origin; otherwise the standard rate of Free applies. Pick a country above to see its rate.

Is there anti-dumping duty on mechanical seals?

The UK charges additional duty of 35% on goods from Belarus and Russia. Lower rates apply to the named exporters listed in the measure.

Where does the UK import mechanical seals from?

In the 12 months to August 2026, the largest suppliers were United States (20%), United Kingdom (16%) and Germany (16%), out of total imports of £92.3m.

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Typical products

Everyday names, not part of the legal text.