| 252NM42661TX | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
| BS4168 PART 5-M3-45H-ZINC PLATED | K7766 | BRITISH STANDARDS INSTITUTION |
| DEF STAN 53-19 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| TABLE 1(A) ZINC PLATED | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NM42661TX | K3743 | BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED |
| BS4168:PART 5-M3X4-45H ZN | K7766 | BRITISH STANDARDS INSTITUTION |