| 0266-122-0167 | U1278 | MINISTRY OF DEFENCE NAVY |
| 21843-142-109 | K0361 | THORN E M I ELECTRONICS LTD |
| 7980-0681-016 | K0377 | GOODRICH ACTUATION SYSTEMS LIMITED |
| 3110-1620-001 | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 3906760 | K1384 | RACAL RADAR DEFENCE SYSTEMS LTD |
| 30-295-401-28 | K5294 | GE AVIATION SYSTEMS LIMITED |
| 7980-0681-016 | K0655 | LUCAS AEROSPACE LTD ELECTRONIC SYSTEMS & EQUIPMENT DIV |
| B00692 | K0967 | MBDA UK LTD |
| B07755 | K0967 | MBDA UK LTD |
| A16 | K7766 | BRITISH STANDARDS INSTITUTION |
| A217 | K7766 | BRITISH STANDARDS INSTITUTION |
| A217-A16 | K7766 | BRITISH STANDARDS INSTITUTION |
| A217A16 | K7766 | BRITISH STANDARDS INSTITUTION |
| A260-3012 | U1918 | MISSION SYSTEMS WIMBORNE LIMITED |
| M80H201-12 | K0648 | MOOG WOLVERHAMPTON LIMITED |
| B21-362-116-1 | K0665 | TELENT COMMUNICATIONS LTD |
| FS402221 | K1057 | RACAL ACOUSTICS LIMITED |
| B21-362-116-1 | K2595 | G E C TELECOMMUNICATIONS LTD |
| PNU1609 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |
| PNU2613 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |
| MEXE21946SH41TEM4 | U0795 | QINETIQ |