| 446 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-446 | K7766 | BRITISH STANDARDS INSTITUTION |
| DEFSTAN02-337-446-FC70 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 337 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| BSM48-446 | K7766 | BRITISH STANDARDS INSTITUTION |
| ES122C1A | U9199 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU (UKNCB)TASKING, DETAILS FOR CANCELLED NSN'S(CSC D) |
| NES 337-446-FC70 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| NES337-446-FC70-(V72G) | U6183 | PRECISION POLYMER ENGINEERING LIMITE |