| 020VM-051 | U9124 | MINISTRY OF DEFENCE, CODE RESERVED FOR THE USE OF UKNCB/CODIFICATION |
| 218 | K7766 | BRITISH STANDARDS INSTITUTION |
| 8027 ITEM 26 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| 251430800177 | K4269 | SPX INTERNATIONAL LIMITED |
| 446027107 ITEM 13 | K4269 | SPX INTERNATIONAL LIMITED |
| 446027107/13 | K4269 | SPX INTERNATIONAL LIMITED |
| 8027/26 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| BO5654 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NC37222 ITEM 26 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| DEFSTAN02-337 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| DEFSTAN02-337-218-FC70 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-218 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-218 | K7766 | BRITISH STANDARDS INSTITUTION |
| NC37222/26 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-218-FC70 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| T22S031265 | KC6K3 | LEAFIELD LOGISTICS & TECHNICAL SERVICES LIMITED |
| NC37222/26 | L6427 | MOBILE VALVE REPAIRS |
| NES337-218-FC70-(V72G) | L6427 | MOBILE VALVE REPAIRS |
| NES337-218-FC70-(V72G) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |