| 28N20568 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 28N20598 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| AS4947-19 | K1012 | ARMSTRONG PRECISION COMPONENTS LTD |
| AS4947-19 | U1653 | SOCIETY OF BRITISH AEROSPACE COMPANI LTD SBAC |
| AS4947/19 | U1653 | SOCIETY OF BRITISH AEROSPACE COMPANI LTD SBAC |
| AS4947-19 | U5897 | ADVANCED LOGISTICS FOR AEROSPACE (UK) LIMITED |
| DEFSTAN53-14 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |