| 28S15591 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 30-231X51-33 | K0481 | SMITHS INDUSTRIES LTD |
| 30-231X51-33 | K5294 | GE AVIATION SYSTEMS LIMITED |
| A55 | K7766 | BRITISH STANDARDS INSTITUTION |
| A55A2 | K7766 | BRITISH STANDARDS INSTITUTION |
| A55A2 | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |
| CHA750-251-1 | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |