| BS4882-B16MFIG3B | K7766 | BRITISH STANDARDS INSTITUTION |
| CHX252-9JX0-0000-007 ITEM 3 | K6451 | BAE SYSTEMS MARINE LIMITED |
| CHX252-9JX0-0000-007-3 | K6451 | BAE SYSTEMS MARINE LIMITED |
| CHX252-9MX0-0000-008 ITEM 3 | K6451 | BAE SYSTEMS MARINE LIMITED |
| GRADEB16MFIG3B | K7766 | BRITISH STANDARDS INSTITUTION |