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| 5330-857228 | U1278 | MINISTRY OF DEFENCE NAVY |
| PH64601-14 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| GW06541TEM92 | K4414 | CAMLIT PRECISION ENGINEERING LIMITED |
| BS1806-116 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-116 | K7766 | BRITISH STANDARDS INSTITUTION |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17-1E116 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| PH64601-14 | U2248 | SELEX ELSAG LTD |