| BS1981 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1981-2-64UNFCSKHDSLTSS | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |
| BS1981-TABLE 6 2 UNF X 1/8 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS3155CSKHDLT2-4UNC1-81N | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |
| BS1981-2-64UNFX1/8INCSKHDSLTSS | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |