| BS4168 PART 1-M12X20-12.9 CD | K7766 | BRITISH STANDARDS INSTITUTION |
| BSENISO4762 | K7766 | BRITISH STANDARDS INSTITUTION |
| DIN912-M12X20-10.9-CAD | D8286 | DIN DEUTSCHES INSTITUT FUER NORMUNGEV |
| ISO4762-M12X20-12.9 | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
| FH70-1-2-80001TEM703 | K4244 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
| FH70-1-3-60001TEM711 | K4244 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
| M12X20-12.9 CADMIUM PLATED | K7766 | BRITISH STANDARDS INSTITUTION |
| M12X20BS4168-HTS CAD PLATE BS33- | U9115 | MINISTRY OF DEFENCE BRITISH STANDARD REFERENCES CONSTRUCTED TO A DEFINITI LEVEL FOR EUROFIGHTER AND TORNADO U NCB TASKING |