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 | 36,855,063 |
| United States | 29,679,325 |
| France | 26,148,167 |
| China | 9,708,483 |
| Czechia | 9,546,331 |
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 | 18,413,486 | 18,441,577 | +28,091 |
| United States | 14,007,364 | 15,671,961 | +1,664,597 |
| France | 14,782,655 | 11,365,512 | -3,417,143 |
| China | 4,680,520 | 5,027,963 | +347,443 |
| Czechia | 4,440,183 | 5,106,148 | +665,965 |
| Italy | 3,997,184 | 2,829,310 | -1,167,874 |
| Netherlands | 3,169,427 | 3,632,717 | +463,290 |
| South Korea | 2,734,299 | 2,593,091 | -141,208 |
| Belgium | 2,502,457 | 2,527,371 | +24,914 |
| India | 1,419,357 | 2,735,827 | +1,316,470 |
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 States | 33,890,323 |
| United Kingdom | 32,364,223 |
| Germany | 28,106,529 |
| France | 15,240,712 |
| China | 10,875,092 |
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 States | 16,896,656 | 16,993,667 | +97,011 |
| United Kingdom | 16,708,763 | 15,655,460 | -1,053,303 |
| Germany | 14,860,965 | 13,245,564 | -1,615,401 |
| France | 6,614,474 | 8,626,238 | +2,011,764 |
| China | 5,088,592 | 5,786,500 | +697,908 |
| Czechia | 4,027,326 | 5,062,333 | +1,035,007 |
| South Korea | 2,739,276 | 2,602,160 | -137,116 |
| Sweden | 2,725,613 | 2,566,142 | -159,471 |
| Turkey | 3,357,243 | 1,594,504 | -1,762,739 |
| Italy | 2,340,591 | 2,336,792 | -3,799 |
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 | 95 |
| Inner London - West | 75 |
| Hampshire and Isle of Wight | 67 |
| Surrey, East and West Sussex | 67 |
| Greater Manchester | 56 |
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 | 72 | 75 | +3 |
| Inner London - West | 45 | 57 | +12 |
| Hampshire and Isle of Wight | 49 | 46 | -3 |
| Surrey, East and West Sussex | 51 | 49 | -2 |
| Greater Manchester | 40 | 44 | +4 |
| West Midlands | 40 | 37 | -3 |
| Derbyshire and Nottinghamshire | 38 | 36 | -2 |
| West Yorkshire | 35 | 40 | +5 |
| Bedfordshire and Hertfordshire | 39 | 36 | -3 |
| Leicestershire, Rutland and Northamptonshire | 30 | 34 | +4 |
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 | 111,684,959 |
| Roll on Roll off (RORO) | 45,427,199 |
| Sea transport (not vehicle on ferry) | 22,372,293 |
| Other | 511,114 |
| Road transport | 308,112 |
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 | 54,044,460 | 57,640,499 | +3,596,039 |
| Roll on Roll off (RORO) | 23,406,931 | 22,020,268 | -1,386,663 |
| Sea transport (not vehicle on ferry) | 13,069,723 | 9,302,570 | -3,767,153 |
| Other | 317,921 | 193,193 | -124,728 |
| Road transport | 83,591 | 224,521 | +140,930 |
| Rail transport | 3,112 | 54,061 | +50,949 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| East Midlands Airport | 49,255,300 |
| London Heathrow Airport | 24,512,404 |
| Dover | 23,523,947 |
| London Stansted Airport | 13,126,146 |
| Eurotunnel | 11,437,320 |
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 | 22,568,143 | 26,687,157 | +4,119,014 |
| London Heathrow Airport | 13,278,223 | 11,234,181 | -2,044,042 |
| Dover | 12,906,840 | 10,617,107 | -2,289,733 |
| London Stansted Airport | 6,764,874 | 6,361,272 | -403,602 |
| Eurotunnel | 5,095,488 | 6,341,832 | +1,246,344 |
| Birmingham Airport | 3,929,613 | 6,395,297 | +2,465,684 |
| Thamesport | 6,611,134 | 2,956,968 | -3,654,166 |
| London Gateway Port | 2,187,591 | 2,811,421 | +623,830 |
| London | 2,863,059 | 1,519,007 | -1,344,052 |
| Manchester Airport | 1,673,864 | 2,461,295 | +787,431 |
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
|
250 |
|
Manufacture of machinery and equipment n.e.c.
|
190 |
|
Repair and installation of machinery and equipment
|
118 |
|
Manufacture of fabricated metal products, except machinery and equipment
|
74 |
|
Other manufacturing
|
70 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-05 | 274 |
| 2026-04 | 252 |
| 2026-03 | 295 |
| 2026-02 | 262 |
| 2026-01 | 258 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| JOHN CRANE UK LIMITED | 125 |
| AESSEAL PLC | 125 |
| VULCAN ENGINEERING LIMITED | 125 |
| PRATT & WHITNEY CANADA (UK) LIMITED | 124 |
| OAKWADE LIMITED | 123 |
| WAUKESHA BEARINGS LIMITED | 119 |
| ROLLS-ROYCE PLC | 117 |
| BRITISH AIRWAYS PLC | 117 |
| NATIONAL OILWELL VARCO UK LIMITED | 117 |
| CATERPILLAR (NI) LIMITED | 116 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 54m+ | 559 |
| 1m-15m | 478 |
| 15m-54m | 120 |
| 0-1m | 93 |
| Other | 89 |
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 | 79,818,977 |
| Germany | 32,914,158 |
| Italy | 30,293,657 |
| China | 18,243,284 |
| India | 13,762,871 |
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 | 33,699,588 | 46,119,389 | +12,419,801 |
| Germany | 15,738,442 | 17,175,716 | +1,437,274 |
| Italy | 14,385,070 | 15,908,587 | +1,523,517 |
| China | 7,950,928 | 10,292,356 | +2,341,428 |
| India | 7,911,967 | 5,850,904 | -2,061,063 |
| United Arab Emirates | 7,812,238 | 5,511,784 | -2,300,454 |
| Singapore | 6,486,029 | 6,828,127 | +342,098 |
| Netherlands | 6,997,661 | 5,511,513 | -1,486,148 |
| Saudi Arabia | 6,978,996 | 4,538,749 | -2,440,247 |
| France | 5,290,863 | 5,407,798 | +116,935 |
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 | 353,374 |
| Germany | 166,437 |
| XI | 83,937 |
| United States | 33,901 |
| China | 23,197 |
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 | 173,941 | 179,433 | +5,492 |
| Germany | 164,037 | 2,400 | -161,637 |
| XI | 39,991 | 43,946 | +3,955 |
| United States | 4,387 | 29,514 | +25,127 |
| China | 11,340 | 11,857 | +517 |
| Ireland | 580 | 6,498 | +5,918 |
| India | 1,710 | 2,179 | +469 |
| Italy | 60 | 1,117 | +1,057 |
| Malaysia | 626 | 263 | -363 |
| 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 | 320,354,039 |
| Roll on Roll off (RORO) | 51,277,505 |
| Sea transport (not vehicle on ferry) | 17,533,580 |
| Other | 687,012 |
| Road transport | 373,625 |
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 | 156,036,435 | 164,317,604 | +8,281,169 |
| Roll on Roll off (RORO) | 26,119,251 | 25,158,254 | -960,997 |
| Sea transport (not vehicle on ferry) | 10,132,582 | 7,400,998 | -2,731,584 |
| Other | 404,699 | 282,313 | -122,386 |
| Road transport | 282,767 | 90,858 | -191,909 |
| 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 | 177,240,999 |
| East Midlands Airport | 89,903,824 |
| Dover / Eurotunnel | 41,230,502 |
| ZLC | 16,386,244 |
| London Stansted Airport | 11,809,774 |
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 | 83,863,071 | 93,377,928 | +9,514,857 |
| East Midlands Airport | 43,860,459 | 46,043,365 | +2,182,906 |
| Dover / Eurotunnel | 20,151,550 | 21,078,952 | +927,402 |
| ZLC | 8,390,502 | 7,995,742 | -394,760 |
| London Stansted Airport | 6,597,647 | 5,212,127 | -1,385,520 |
| Manchester Airport | 5,453,554 | 4,416,878 | -1,036,676 |
| Birmingham Airport | 2,963,552 | 3,918,226 | +954,674 |
| Immingham Docks | 2,667,139 | 2,411,811 | -255,328 |
| London Gateway Port | 2,095,619 | 2,129,706 | +34,087 |
| Aberdeen Docks | 1,400,788 | 2,321,655 | +920,867 |
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