| 28N19507 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 99-418-6678 | U9199 | MINISTRY OF DEFENCE UNITED KINGDOM NATIONAL CODIFICATION BUREAU (UKNCB)TASKING, DETAILS FOR CANCELLED NSN'S(CSC D) |
| AS4601-29 | K1012 | ARMSTRONG PRECISION COMPONENTS LTD |
| AS4736-29 | K1012 | ARMSTRONG PRECISION COMPONENTS LTD |
| AS4736-29 | K1209 | CROSS MANUFACTURING COMPANY (1938) LIMITED |
| AS4601-29 | U1653 | SOCIETY OF BRITISH AEROSPACE COMPANI LTD SBAC |
| DEFSTAN53-14 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| AS4736-29 | U1653 | SOCIETY OF BRITISH AEROSPACE COMPANI LTD SBAC |