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| 5330-857240 | U1278 | MINISTRY OF DEFENCE NAVY |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| PH64601-36 | K2059 | MARCONI BROOMFIELD LTD |
| BS1806-333 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-333 | K7766 | BRITISH STANDARDS INSTITUTION |
| SSML7-17-1E333 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |