| 116 | K7766 | BRITISH STANDARDS INSTITUTION |
| 6915 ITEM 23 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| BO394 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-116 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-116 | K7766 | BRITISH STANDARDS INSTITUTION |
| NC38448 ITEM 23 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| DEFSTAN02-337-116-MN80 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-116-MN80 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-116-MN80-(N83B) | L6427 | MOBILE VALVE REPAIRS |
| NC38448 ITEM 23 | L6427 | MOBILE VALVE REPAIRS |
| NES337-116-MN80-(N83B) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |
| VIS.14.MK.1 | K0207 | HALE HAMILTON (VALVES) LIMITED |