| 21841-024-159 | K0361 | THORN E M I ELECTRONICS LTD |
| 2513-058-19013 | U4338 | THALES UK LIMITED DBA THALES UK LTDDEFENCE MISSION SYSTEMS |
| 3111-1622-001 | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 3911403 | K1384 | RACAL RADAR DEFENCE SYSTEMS LTD |
| 471-606 | K2735 | AMPEX GREAT BRITAIN LTD |
| 30-295-403-44 | K5294 | GE AVIATION SYSTEMS LIMITED |
| 7980-0682-016 | K0655 | LUCAS AEROSPACE LTD ELECTRONIC SYSTEMS & EQUIPMENT DIV |
| B01470 | K0967 | MBDA UK LTD |
| 7697-1724 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| A218 | K7766 | BRITISH STANDARDS INSTITUTION |
| A218-B16 | K7766 | BRITISH STANDARDS INSTITUTION |
| A218B16 | K7766 | BRITISH STANDARDS INSTITUTION |
| A218B16 | U3384 | ZODIAC SEATS UK LTD |
| 700021-00 | U4048 | ICL |
| SK7697-1724 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| NU2663 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |
| STD2443-54 | K5294 | GE AVIATION SYSTEMS LIMITED |
| B16 | K7766 | BRITISH STANDARDS INSTITUTION |
| MF152-0002-023N | U0153 | MARCONI SPACE SYSTEMS LTD |
| Z2-00000-51527 | U1269 | MINISTRY OF DEFENCE - DEFENCE LOGIST S ORGANISATION DLO |