| 4A41-X9-150 | U3341 | THOMPSON VALVES LTD |
| BS1806-150 | K7766 | BRITISH STANDARDS INSTITUTION |
| DEFSTAN02-337-150-HN90 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 337-150-HN90 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| BSM48-150 | K7766 | BRITISH STANDARDS INSTITUTION |
| NES337-150-HN90-(N93H) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |
| WM.882345/PR/104 ITEM 54 | K2431 | TYCO FIRE & INTEGRATED SOLUTIONS |
| WM.882345/PR/104/54 | K2431 | TYCO FIRE & INTEGRATED SOLUTIONS |