| 104JG-001 | U9124 | MINISTRY OF DEFENCE, CODE RESERVED FOR THE USE OF UKNCB/CODIFICATION |
| 6D2063 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| BS2775 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS2775 NO 21 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS2775 NO 21 | U1605 | HONEYWELL AEROSPACE YEOVIL |
| B26/001 | U1605 | HONEYWELL AEROSPACE YEOVIL |