| 009 | K7766 | BRITISH STANDARDS INSTITUTION |
| BO384 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NB49020 ITEM 31 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| DEFSTAN02-337-009-MN80 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| BS1806-009 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-009 | K7766 | BRITISH STANDARDS INSTITUTION |
| NB49020/31 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| PL9137 ITEM 31 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-009-MN80 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-009-MN80-(N83B) | L6427 | MOBILE VALVE REPAIRS |
| NB49020 ITEM 31 | L6427 | MOBILE VALVE REPAIRS |
| NES337-009-MN80-(N83B) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |
| PL9137/31 | K0207 | HALE HAMILTON (VALVES) LIMITED |