| 21380-1960-000 | K8084 | FERRANTI INTERNATIONAL PLC |
| 28FP189 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 910014 | K0162 | THALES UK LIMITED SECURE COMMUNICATIONS AND INFORMATION SYSTEMS |
| 910014 | K0215 | RACAL COMMUNICATIONS SYSTEMS LTD |
| 48185-103-00-8 | K4556 | BRITISH AEROSPACE DEFENCE SYSTEMS LTD T/A BAE SYSTEMS |
| 48185-103-00-8 | KC1M9 | BAE SYSTEMS MARITIME SERVICESLIMITED |
| 999-2-01927-002 | K7785 | ZARLINK SEMICONDUCTOR LIMITED |
| AJ3-35 | U1584 | SOUTHCO UK LTD |