| 100-218-0075 | U1068 | TRELLEBORG SEALING SOLUTIONS (UK)LTD |
| 1M218 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| SSML7-17-1M218 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| BS1806-218 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-218 | K7766 | BRITISH STANDARDS INSTITUTION |