| BS EN ISO 4014 | K7766 | BRITISH STANDARDS INSTITUTION |
| DEF STAN 02-862 PART 3 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| DEF STAN 02-862 PART 4 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| DEF STAN 07-261 PART 4 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 862 PT4 SMI-M M16 X 100 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| NES 862 PART 4 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |