| 5310-843007 | U1278 | MINISTRY OF DEFENCE NAVY |
| 5310-99-716-2459 | U9199 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU (UKNCB)TASKING, DETAILS FOR CANCELLED NSN'S(CSC D) |
| 7760-4208 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| S | K7766 | BRITISH STANDARDS INSTITUTION |
| SP42 | K7766 | BRITISH STANDARDS INSTITUTION |
| 7760-4208 | U6441 | ATLANTIC INERTIAL SYSTEMS LIMITED |
| SP42-S | K7766 | BRITISH STANDARDS INSTITUTION |
| SP42S | K7766 | BRITISH STANDARDS INSTITUTION |