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| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-212 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-212 | K7766 | BRITISH STANDARDS INSTITUTION |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-212-MN60 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| HUNS000184 | KC6K3 | LEAFIELD LOGISTICS & TECHNICAL SERVICES LIMITED |
| NES337-212-MN60-(N63B) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |