| 022DH-232 | U9124 | MINISTRY OF DEFENCE, CODE RESERVED FOR THE USE OF UKNCB/CODIFICATION |
| 022QY-007 | U9124 | MINISTRY OF DEFENCE, CODE RESERVED FOR THE USE OF UKNCB/CODIFICATION |
| HTE7300-N12-138 | K2617 | HIGH TEMPERATURE ENGINEERS LTD |
| BS1806 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS1806-138 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSM48-138 | K7766 | BRITISH STANDARDS INSTITUTION |
| HTE7300-N12-138 | U1918 | MISSION SYSTEMS WIMBORNE LIMITED |