| 961/10/036 | K6451 | BAE SYSTEMS MARINE LIMITED |
| BS3692 | K7766 | BRITISH STANDARDS INSTITUTION |
| DEFSTAN53-27 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| M/510/60/0018/SN9443 | K6451 | BAE SYSTEMS MARINE LIMITED |
| M510-60-1-251 | K6451 | BAE SYSTEMS MARINE LIMITED |
| M510-60-1PT251 | K6451 | BAE SYSTEMS MARINE LIMITED |
| ND4513 | K0824 | PEARSON ENGINEERING LIMITED |
| SSK/M/510/60/0018/SN9443 | K6451 | BAE SYSTEMS MARINE LIMITED |
| SSN13M510-60-1-251 | K6451 | BAE SYSTEMS MARINE LIMITED |
| SSN13M510-60-1PT251 | K6451 | BAE SYSTEMS MARINE LIMITED |