| BS4518 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4518-1974 | K7766 | BRITISH STANDARDS INSTITUTION |
| NO PRIMARY REF 17-045-2857 | IREF0 | THIS NCAGE IS USED TO INFORM THAT THE DESIGN CONTROL AUTHORITY CANNOT BEESTABLISHED OR THE ITEM OF SUPPLY IS NO LONGER M |
| BS4518-2293-57P5 | K7766 | BRITISH STANDARDS INSTITUTION |