| 28D12867 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 48477-402-1 | K4547 | SIEMENS AIR TRAFFIC MANAGEMENT |
| DSR186-2 | K1037 | MEGGITT AEROSPACE LIMITED |
| A26 | K7766 | BRITISH STANDARDS INSTITUTION |
| A26-2E | K7766 | BRITISH STANDARDS INSTITUTION |
| 5UA7335 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| NL408 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |