Import/export HS code 848420: Mechanical seals
Devices used to prevent leaks in rotating machinery, such as pumps and compressors
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| Germany | 34,393,055 |
| United States | 26,401,281 |
| France | 23,964,866 |
| Czechia | 9,457,693 |
| China | 8,529,912 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Germany | 19,862,478 | 14,530,577 | -5,331,901 |
| United States | 13,685,869 | 12,715,412 | -970,457 |
| France | 14,623,354 | 9,341,512 | -5,281,842 |
| Czechia | 4,527,404 | 4,930,289 | +402,885 |
| China | 4,718,464 | 3,811,448 | -907,016 |
| Italy | 4,799,246 | 2,213,143 | -2,586,103 |
| Netherlands | 3,213,104 | 2,471,142 | -741,962 |
| South Korea | 2,905,999 | 2,201,234 | -704,765 |
| Belgium | 2,946,026 | 1,949,164 | -996,862 |
| India | 2,114,984 | 1,644,325 | -470,659 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| United Kingdom | 31,293,810 |
| United States | 30,029,540 |
| Germany | 26,034,309 |
| France | 12,208,447 |
| China | 9,258,663 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| United Kingdom | 17,143,723 | 14,150,087 | -2,993,636 |
| United States | 15,254,140 | 14,775,400 | -478,740 |
| Germany | 15,946,109 | 10,088,200 | -5,857,909 |
| France | 6,190,408 | 6,018,039 | -172,369 |
| China | 4,770,760 | 4,487,903 | -282,857 |
| Czechia | 4,076,372 | 4,990,503 | +914,131 |
| Turkey | 4,319,231 | 2,128,091 | -2,191,140 |
| South Korea | 2,960,620 | 2,198,010 | -762,610 |
| Sweden | 2,602,454 | 2,241,452 | -361,002 |
| Belgium | 2,567,982 | 1,685,032 | -882,950 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 97 |
| Inner London - West | 65 |
| Surrey, East and West Sussex | 65 |
| Hampshire and Isle of Wight | 61 |
| Greater Manchester | 52 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Berkshire, Buckinghamshire and Oxfordshire | 77 | 63 | -14 |
| Inner London - West | 49 | 44 | -5 |
| Surrey, East and West Sussex | 49 | 45 | -4 |
| Hampshire and Isle of Wight | 47 | 39 | -8 |
| Greater Manchester | 40 | 38 | -2 |
| Bedfordshire and Hertfordshire | 44 | 27 | -17 |
| West Midlands | 39 | 30 | -9 |
| West Yorkshire | 36 | 35 | -1 |
| Herefordshire, Worcestershire and Warwickshire | 40 | 31 | -9 |
| Derbyshire and Nottinghamshire | 38 | 31 | -7 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 102,117,417 |
| Roll on Roll off (RORO) | 42,458,401 |
| Sea transport (not vehicle on ferry) | 20,668,177 |
| Other | 501,675 |
| Road transport | 127,875 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 55,129,029 | 46,988,388 | -8,140,641 |
| Roll on Roll off (RORO) | 22,798,968 | 19,659,433 | -3,139,535 |
| Sea transport (not vehicle on ferry) | 13,583,023 | 7,085,154 | -6,497,869 |
| Other | 294,035 | 207,640 | -86,395 |
| Road transport | 53,170 | 74,705 | +21,535 |
| Rail transport | 15,661 | 7,699 | -7,962 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| East Midlands Airport | 41,723,653 |
| London Heathrow Airport | 25,225,138 |
| Dover | 22,665,610 |
| London Stansted Airport | 12,095,941 |
| Eurotunnel | 9,996,882 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| East Midlands Airport | 21,775,775 | 19,947,878 | -1,827,897 |
| London Heathrow Airport | 14,886,032 | 10,339,106 | -4,546,926 |
| Dover | 13,285,925 | 9,379,685 | -3,906,240 |
| London Stansted Airport | 6,492,455 | 5,603,486 | -888,969 |
| Eurotunnel | 5,174,316 | 4,822,566 | -351,750 |
| Birmingham Airport | 4,198,150 | 5,312,228 | +1,114,078 |
| Thamesport | 6,587,248 | 2,456,048 | -4,131,200 |
| London Gateway Port | 2,250,305 | 2,423,968 | +173,663 |
| London | 2,113,649 | 1,900,859 | -212,790 |
| Manchester Airport | 1,433,101 | 2,056,345 | +623,244 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Wholesale trade, except of motor vehicles and motorcycles | 237 |
| Manufacture of machinery and equipment n.e.c. | 179 |
| Repair and installation of machinery and equipment | 109 |
| Manufacture of fabricated metal products, except machinery and equipment | 70 |
| Other manufacturing | 69 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-01 | 258 |
| 2025-11 | 263 |
| 2025-10 | 293 |
| 2025-09 | 268 |
| 2025-08 | 251 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| JOHN CRANE UK LIMITED | 120 |
| AESSEAL PLC | 120 |
| VULCAN ENGINEERING LIMITED | 120 |
| PRATT & WHITNEY CANADA (UK) LIMITED | 119 |
| OAKWADE LIMITED | 118 |
| WAUKESHA BEARINGS LIMITED | 114 |
| NATIONAL OILWELL VARCO UK LIMITED | 113 |
| ROLLS-ROYCE PLC | 112 |
| BRITISH AIRWAYS PLC | 112 |
| CATERPILLAR (NI) LIMITED | 111 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 54m+ | 544 |
| 1m-15m | 449 |
| 15m-54m | 109 |
| 0-1m | 96 |
| Other | 78 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Exports by country
What this shows: Export market volume by destination country from the UK.
Top 5 values
| Country | £ |
|---|---|
| United States | 59,338,875 |
| Italy | 29,910,242 |
| Germany | 29,678,536 |
| United Arab Emirates | 14,425,754 |
| India | 13,389,130 |
Export countries rank shift: first 12 months vs second 12 months
What this shows: Destination countries are on both sides of the Sankey. Left side is sorted by first 12-month export volume, right side by second 12-month export volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| United States | 32,181,177 | 27,157,698 | -5,023,479 |
| Italy | 15,144,601 | 14,765,641 | -378,960 |
| Germany | 16,557,510 | 13,121,026 | -3,436,484 |
| United Arab Emirates | 9,823,230 | 4,602,524 | -5,220,706 |
| India | 8,072,017 | 5,317,113 | -2,754,904 |
| Netherlands | 7,093,201 | 4,756,297 | -2,336,904 |
| Singapore | 6,935,889 | 4,626,190 | -2,309,699 |
| Saudi Arabia | 6,638,911 | 4,860,253 | -1,778,658 |
| China | 7,230,552 | 4,201,950 | -3,028,602 |
| France | 5,547,904 | 4,257,690 | -1,290,214 |
Exports by country of origin
What this shows: Export volume by production origin country. For re-exports, indicates where goods originated before UK export.
Top 5 values
| Origin | £ |
|---|---|
| Czechia | 539,141 |
| Germany | 164,621 |
| XI | 87,825 |
| China | 20,691 |
| United States | 17,930 |
Export origin countries rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Czechia | 437,398 | 101,743 | -335,655 |
| Germany | 110,841 | 53,780 | -57,061 |
| XI | 42,287 | 45,538 | +3,251 |
| China | 9,392 | 11,299 | +1,907 |
| United States | 3,647 | 14,283 | +10,636 |
| India | 1,710 | 2,179 | +469 |
| Italy | 1,691 | 774 | -917 |
| Ireland | 0 | 2,412 | +2,412 |
| Malaysia | 431 | 458 | +27 |
| Japan | 729 | 34 | -695 |
Export volume by transport
What this shows: Export value by transport mode used to ship goods from the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 279,813,752 |
| Roll on Roll off (RORO) | 48,206,176 |
| Sea transport (not vehicle on ferry) | 17,147,534 |
| Other | 852,803 |
| Road transport | 499,601 |
Export transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 162,247,963 | 117,565,789 | -44,682,174 |
| Roll on Roll off (RORO) | 25,748,944 | 22,457,232 | -3,291,712 |
| Sea transport (not vehicle on ferry) | 10,058,841 | 7,088,693 | -2,970,148 |
| Other | 617,226 | 235,577 | -381,649 |
| Road transport | 410,797 | 88,804 | -321,993 |
| Rail transport | 0 | 3,116 | +3,116 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 150,744,482 |
| East Midlands Airport | 80,761,459 |
| Dover / Eurotunnel | 39,395,123 |
| ZLC | 14,398,616 |
| London Stansted Airport | 11,590,907 |
Export port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| London Heathrow Airport | 87,205,383 | 63,539,099 | -23,666,284 |
| East Midlands Airport | 45,822,010 | 34,939,449 | -10,882,561 |
| Dover / Eurotunnel | 20,323,025 | 19,072,098 | -1,250,927 |
| ZLC | 9,254,040 | 5,144,576 | -4,109,464 |
| London Stansted Airport | 7,057,974 | 4,532,933 | -2,525,041 |
| Manchester Airport | 5,445,105 | 3,702,653 | -1,742,452 |
| Birmingham Airport | 2,273,817 | 3,515,692 | +1,241,875 |
| Immingham Docks | 2,612,699 | 1,907,812 | -704,887 |
| Aberdeen Docks | 1,257,021 | 2,371,875 | +1,114,854 |
| Southampton | 2,891,209 | 713,595 | -2,177,614 |
Quick facts
HS code: 848420
Coverage: United Kingdom, most metrics for the last 24 months
Description: Devices used to prevent leaks in rotating machinery, such as pumps and compressors