| 37F18189 | U1278 | MINISTRY OF DEFENCE NAVY |
| 37F18189 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 5CZ6352 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 5UA8309 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 5UD8705 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 5W5632 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| NL303 | K4358 | SAFRAN ELECTRICAL & POWER UK LTD |
| A26 | K7766 | BRITISH STANDARDS INSTITUTION |