| 0413-942-9961 | U1278 | MINISTRY OF DEFENCE NAVY |
| 1E111 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| 570380 | K4000 | MINISTRY OF DEFENCE NAVY |
| BS1806-111 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-111 | K7766 | BRITISH STANDARDS INSTITUTION |
| 5330-857226 | U1278 | MINISTRY OF DEFENCE NAVY |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17-1E111 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| PH6401-9 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| PH64601-9 | K0991 | MARCONI COMMUNICATION SYSTEMS LTD |
| PH64601-9 | U2248 | SELEX ELSAG LTD |
| PH6401-9 | U2248 | SELEX ELSAG LTD |