| 10H24172 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 1400 1-41N | K0745 | CIRTEQ LTD |
| 5SA1445-3 | K0361 | THORN E M I ELECTRONICS LTD |
| B46128 | K0967 | MBDA UK LTD |
| BKB503623-3 | K1156 | BAE SYSTEMS INTEGRATED SYSTEM TECHNOLOGIES LTD |
| B65050-1517 | K1384 | RACAL RADAR DEFENCE SYSTEMS LTD |
| XC3047 | K0668 | LEONARDO UK LTD |
| ERADB51307-4 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| PH64701-4 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| SK6616-114 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| BS3673PT1-S0025 | K7766 | BRITISH STANDARDS INSTITUTION |