| 4A41-Y0-013 | U3341 | THOMPSON VALVES LTD |
| A090S4000003019 ITEM 22 | U3341 | THOMPSON VALVES LTD |
| BS1806-013 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-013 | K7766 | BRITISH STANDARDS INSTITUTION |
| A090S4000003019-22 | U3341 | THOMPSON VALVES LTD |
| BS1806-013NITRILE | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |
| TORNADO-9218 | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |