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| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-226 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-226 | K7766 | BRITISH STANDARDS INSTITUTION |
| HTE1884 | U1918 | MISSION SYSTEMS WIMBORNE LIMITED |
| R4200DS65 | K0640 | FREUDENBERG TECHNICAL PRODUCTS |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17-1K226 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |