| 22417-10177 | K0662 | LEONARDO MW LTD |
| BS4168:PART 1-M6X50-12.9 ZN | K7766 | BRITISH STANDARDS INSTITUTION |
| ISO4762-M6X50-12.9 | I9008 | INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO) |
| DEFSTAN53-25 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| BS4168:PART 1-M8X50-12.9 CD | K7766 | BRITISH STANDARDS INSTITUTION |
| BSENISO4762 | K7766 | BRITISH STANDARDS INSTITUTION |
| ST29154 | K0967 | MBDA UK LTD |
| M6X50-12.9 ZINC PLATED | K7766 | BRITISH STANDARDS INSTITUTION |
| M8X50-12.9 CADMIUM PLATED | K7766 | BRITISH STANDARDS INSTITUTION |