| BS3692 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS3692 TABLE 5 | K7766 | BRITISH STANDARDS INSTITUTION |
| PL 004501728 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| PL 004501728 REFERENCE 1313 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| PLMCM/354/01/001 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |
| BS3692-TABLE 6 | K7766 | BRITISH STANDARDS INSTITUTION |
| PLMCM/354/01/001 ITEM 1313 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |