| 2121N | K7766 | BRITISH STANDARDS INSTITUTION |
| 22C2072 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| DTD891 | K0249 | MINISTRY OF DEFENCE PROCUREMENT EXECUTIVE |
| DTD891 | K0379 | QINETIQ LIMITED |
| 5D2559 | K6287 | RFD BEAUFORT LIMITED |
| F11SSUE7AMEND2 | K7766 | BRITISH STANDARDS INSTITUTION |
| F1SEC2-2 1-2 1N | K7766 | BRITISH STANDARDS INSTITUTION |