| 0643-57 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4518 | K7766 | BRITISH STANDARDS INSTITUTION |
| DEFSTAN02-337-0643-57-FC70 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| JW72-0643-57-FR44/70 | U2164 | JAMES WALKER & CO LTD |
| JW72-0643-57-FR44/70 | U8616 | JAMES WALKER & CO LTD |
| NES337-0643-57-FC70 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-1984 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-0643-57-FC70-(V72G) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |