| 1543-57 | K7766 | BRITISH STANDARDS INSTITUTION |
| 8/2198/00/01 ITEM 16 | K2173 | BROADY FLOW CONTROL LTD |
| 8/2198/00/01/16 | K2173 | BROADY FLOW CONTROL LTD |
| BS4518 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4518-1543-57 | K7766 | BRITISH STANDARDS INSTITUTION |
| 8/2198/00/01/16 | L6427 | MOBILE VALVE REPAIRS |
| DEFSTAN02-337-1543-57-MN70 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1543-57-MN70 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES 337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-1543-57-MN70-(N73B) | L6427 | MOBILE VALVE REPAIRS |
| NES337-1543-57-MN70-(N73B) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |