| 28168-1420-1560 | U4338 | THALES UK LIMITED DBA THALES UK LTDDEFENCE MISSION SYSTEMS |
| 3908631 | K1384 | RACAL RADAR DEFENCE SYSTEMS LTD |
| DEFSTAN53-41 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| 703PS61-2-8 | K3902 | BAE SYSTEMS MARITIME SERVICES |
| BS1981 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1981-TABLE 16 6 UNC X 1/4 | K7766 | BRITISH STANDARDS INSTITUTION |