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 | 36,504,200 |
| United States | 28,963,637 |
| France | 25,467,833 |
| Czechia | 10,575,302 |
| China | 9,609,200 |
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 | 19,595,754 | 16,908,446 | -2,687,308 |
| United States | 13,987,653 | 14,975,984 | +988,331 |
| France | 14,627,624 | 10,840,209 | -3,787,415 |
| Czechia | 5,299,213 | 5,276,089 | -23,124 |
| China | 4,905,845 | 4,703,355 | -202,490 |
| Italy | 4,573,422 | 3,528,093 | -1,045,329 |
| Netherlands | 4,379,845 | 2,872,925 | -1,506,920 |
| South Korea | 3,469,573 | 2,246,508 | -1,223,065 |
| Belgium | 3,440,368 | 2,092,762 | -1,347,606 |
| India | 2,662,938 | 1,809,532 | -853,406 |
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 | 34,851,836 |
| United States | 32,144,308 |
| Germany | 28,972,435 |
| France | 13,631,287 |
| Czechia | 10,179,766 |
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 | 18,113,551 | 16,738,285 | -1,375,266 |
| United States | 15,070,792 | 17,073,516 | +2,002,724 |
| Germany | 16,526,895 | 12,445,540 | -4,081,355 |
| France | 6,574,485 | 7,056,802 | +482,317 |
| Czechia | 4,856,247 | 5,323,519 | +467,272 |
| China | 4,611,301 | 5,495,389 | +884,088 |
| Turkey | 4,235,975 | 2,217,846 | -2,018,129 |
| South Korea | 3,520,055 | 2,246,088 | -1,273,967 |
| Sweden | 2,712,736 | 2,663,416 | -49,320 |
| Belgium | 2,968,231 | 1,893,140 | -1,075,091 |
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 | 104 |
| Surrey, East and West Sussex | 67 |
| Hampshire and Isle of Wight | 64 |
| Inner London - West | 64 |
| Greater Manchester | 57 |
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 | 80 | 70 | -10 |
| Surrey, East and West Sussex | 49 | 50 | +1 |
| Hampshire and Isle of Wight | 44 | 46 | +2 |
| Inner London - West | 43 | 45 | +2 |
| Greater Manchester | 35 | 46 | +11 |
| Derbyshire and Nottinghamshire | 44 | 36 | -8 |
| West Midlands | 37 | 40 | +3 |
| Bedfordshire and Hertfordshire | 41 | 34 | -7 |
| West Yorkshire | 37 | 36 | -1 |
| Herefordshire, Worcestershire and Warwickshire | 40 | 31 | -9 |
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 | 111,207,295 |
| Roll on Roll off (RORO) | 45,636,953 |
| Sea transport (not vehicle on ferry) | 24,307,641 |
| Other | 586,787 |
| Road transport | 261,263 |
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 | 55,705,723 | 55,501,572 | -204,151 |
| Roll on Roll off (RORO) | 24,086,461 | 21,550,492 | -2,535,969 |
| Sea transport (not vehicle on ferry) | 14,940,894 | 9,366,747 | -5,574,147 |
| Other | 315,602 | 271,185 | -44,417 |
| Road transport | 151,298 | 109,965 | -41,333 |
| Rail transport | 52,365 | 7,699 | -44,666 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| East Midlands Airport | 44,618,710 |
| London Heathrow Airport | 28,858,506 |
| Dover | 24,210,432 |
| London Stansted Airport | 13,725,941 |
| Thamesport | 11,232,413 |
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 | 21,130,082 | 23,488,628 | +2,358,546 |
| London Heathrow Airport | 15,388,361 | 13,470,145 | -1,918,216 |
| Dover | 14,077,219 | 10,133,213 | -3,944,006 |
| London Stansted Airport | 7,306,706 | 6,419,235 | -887,471 |
| Thamesport | 7,852,553 | 3,379,860 | -4,472,693 |
| Eurotunnel | 4,830,256 | 5,707,741 | +877,485 |
| Birmingham Airport | 3,871,078 | 5,213,905 | +1,342,827 |
| London Gateway Port | 2,317,001 | 2,743,689 | +426,688 |
| London | 2,241,497 | 2,290,624 | +49,127 |
| Manchester Airport | 1,528,409 | 2,166,783 | +638,374 |
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 | 255 |
| Manufacture of machinery and equipment n.e.c. | 182 |
| Repair and installation of machinery and equipment | 108 |
| Manufacture of fabricated metal products, except machinery and equipment | 74 |
| Other manufacturing | 74 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2025-11 | 263 |
| 2025-10 | 293 |
| 2025-09 | 268 |
| 2025-08 | 251 |
| 2025-07 | 283 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| JOHN CRANE UK LIMITED | 119 |
| AESSEAL PLC | 119 |
| VULCAN ENGINEERING LIMITED | 119 |
| PRATT & WHITNEY CANADA (UK) LIMITED | 118 |
| OAKWADE LIMITED | 117 |
| WAUKESHA BEARINGS LIMITED | 113 |
| NATIONAL OILWELL VARCO UK LIMITED | 112 |
| ROLLS-ROYCE PLC | 111 |
| BRITISH AIRWAYS PLC | 111 |
| CATERPILLAR (NI) LIMITED | 110 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 54m+ | 574 |
| 1m-15m | 463 |
| 15m-54m | 117 |
| 0-1m | 103 |
| Other | 87 |
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 | 64,234,385 |
| Germany | 32,183,653 |
| Italy | 31,987,900 |
| United Arab Emirates | 14,823,431 |
| India | 13,904,849 |
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 | 32,122,082 | 32,112,303 | -9,779 |
| Germany | 14,702,574 | 17,481,079 | +2,778,505 |
| Italy | 17,093,816 | 14,894,084 | -2,199,732 |
| United Arab Emirates | 8,982,694 | 5,840,737 | -3,141,957 |
| India | 6,340,658 | 7,564,191 | +1,223,533 |
| Saudi Arabia | 7,678,358 | 5,906,797 | -1,771,561 |
| Netherlands | 7,523,286 | 5,817,934 | -1,705,352 |
| China | 6,394,424 | 5,945,520 | -448,904 |
| Singapore | 7,092,968 | 5,106,132 | -1,986,836 |
| France | 6,341,798 | 4,887,154 | -1,454,644 |
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 | 584,402 |
| Germany | 230,112 |
| XI | 91,198 |
| XU | 46,344 |
| China | 21,133 |
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 | 433,566 | 150,836 | -282,730 |
| Germany | 138,337 | 91,775 | -46,562 |
| XI | 41,984 | 49,214 | +7,230 |
| XU | 40,195 | 6,149 | -34,046 |
| China | 5,857 | 15,276 | +9,419 |
| United States | 4,281 | 14,540 | +10,259 |
| Nicaragua | 7,584 | 0 | -7,584 |
| India | 1,073 | 2,816 | +1,743 |
| Italy | 1,952 | 789 | -1,163 |
| Ireland | 0 | 2,412 | +2,412 |
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 | 303,877,762 |
| Roll on Roll off (RORO) | 50,618,348 |
| Sea transport (not vehicle on ferry) | 19,352,982 |
| Road transport | 1,384,596 |
| Other | 1,013,349 |
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 | 164,142,392 | 139,735,370 | -24,407,022 |
| Roll on Roll off (RORO) | 23,269,161 | 27,349,187 | +4,080,026 |
| Sea transport (not vehicle on ferry) | 11,333,419 | 8,019,563 | -3,313,856 |
| Road transport | 1,375,350 | 9,246 | -1,366,104 |
| Other | 676,959 | 336,390 | -340,569 |
| 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 | 164,357,598 |
| East Midlands Airport | 87,647,069 |
| Dover / Eurotunnel | 41,273,168 |
| ZLC | 15,830,728 |
| London Stansted Airport | 14,278,373 |
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 | 89,936,046 | 74,421,552 | -15,514,494 |
| East Midlands Airport | 46,234,959 | 41,412,110 | -4,822,849 |
| Dover / Eurotunnel | 19,311,265 | 21,961,903 | +2,650,638 |
| ZLC | 10,167,817 | 5,662,911 | -4,504,906 |
| London Stansted Airport | 8,745,368 | 5,533,005 | -3,212,363 |
| Manchester Airport | 5,385,157 | 4,586,666 | -798,491 |
| Birmingham Airport | 1,309,654 | 3,853,894 | +2,544,240 |
| Immingham Docks | 2,715,717 | 2,136,394 | -579,323 |
| Southampton | 3,630,886 | 1,051,080 | -2,579,806 |
| London Gateway Port | 2,107,969 | 1,636,371 | -471,598 |
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