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| 1110217 | K1384 | RACAL RADAR DEFENCE SYSTEMS LTD |
| 25191-1050-4150 | K0361 | THORN E M I ELECTRONICS LTD |
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| 1RM3-A0-0040-T1.50 | U4290 | G E C MARCONI S3I LTD COMBAT SYSTEMS IVISION |
| 1RM3-A0-0040-T1ASTER | U4290 | G E C MARCONI S3I LTD COMBAT SYSTEMS IVISION |
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| 41457-803-00-9 | K4556 | BRITISH AEROSPACE DEFENCE SYSTEMS LTD T/A BAE SYSTEMS |
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| 403-4-78126-253 | K7785 | ZARLINK SEMICONDUCTOR LIMITED |
| 403/4/78126/453 | K7785 | ZARLINK SEMICONDUCTOR LIMITED |
| 28031-4536001 | K8084 | FERRANTI INTERNATIONAL PLC |
| 403/4/78126/253 | U0147 | SELEX ES LTD |
| 2938-0105 | U3755 | MARCONI AVIONICS LTD |
| BP403489-30 | 01843 | AMBAC INTERNATIONAL CORPORATION |
| BSCECC40101-019:FX:1 | K0000 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU UKNCB RISK MANAGERS |
| 911166 | K0215 | RACAL COMMUNICATIONS SYSTEMS LTD |
| 911166K | K0215 | RACAL COMMUNICATIONS SYSTEMS LTD |
| AE003D051-120 | K0655 | LUCAS AEROSPACE LTD ELECTRONIC SYSTEMS & EQUIPMENT DIV |
| DEFSTAN59-30PT1 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| B06055 | K0967 | MBDA UK LTD |
| 5R040DG-305 | K0978 | BAE SYSTEMS |
| BPC66365-22 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| DC600-0001-101N | K1066 | LEONARDO UK LTD |
| FC600-0001-101N | K3902 | BAE SYSTEMS MARITIME SERVICES |
| 93123101 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |
| BSCECC40101-019 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSE9111N008 | K7766 | BRITISH STANDARDS INSTITUTION |
| 51-004-0152 | K7810 | ROCC COMPUTERS LTD |
| 8000-203 | U1907 | CHELTON LIMITED |
| SE10001-053 | K0216 | THALES OPTRONICS LIMITED |
| VA-47-0175-460 | K0668 | LEONARDO UK LTD |
| Z140PL484470/96 | K0978 | BAE SYSTEMS |
| TR4 | K4184 | VISHAY LTD |
| NK4 | K4184 | VISHAY LTD |