| 5305-816013 | U1278 | MINISTRY OF DEFENCE NAVY |
| 53B3220 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| BGL552 | K3309 | GILBARCO VEEDER-ROOT A DIVISION OF DANAHER UK INDUSTRIES LIMITED |
| BGM251 | K3309 | GILBARCO VEEDER-ROOT A DIVISION OF DANAHER UK INDUSTRIES LIMITED |
| BS1981 | K7766 | BRITISH STANDARDS INSTITUTION |
| 53PR908 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| DEFSTAN53-43 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| BS1981-TABLE 14 1/4 UNC X 1/2 | K7766 | BRITISH STANDARDS INSTITUTION |
| FL1633A ITEM 28 | U1515 | DGS&E TIG IRC |