| BS4439 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4439-M10X40-4H-1D | K7766 | BRITISH STANDARDS INSTITUTION |
| P.L. 002567144 REFERENCE 1312 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| P.L. M.C.M./175/04/001 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |
| P.L. M.C.M./175/04/001 REFERENC- | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |
| P.L. M.C.M./352/03/001 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |
| P.L.004501692 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| P.L.M.C.M./352/03/001 ITEM 1311 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |
| P.L.M.C.M./352/08/001 | K4944 | BAE SYSTEMS SURFACE SHIPS LIMITED |