| 012 | K7766 | BRITISH STANDARDS INSTITUTION |
| 9206-547 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| SK9206-547 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| BS1806-012 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-012 | K7766 | BRITISH STANDARDS INSTITUTION |