| 5K6143 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| B19763 | K1020 | MBDA UK LTD |
| DEFSTAN53-13 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| E06 | K7766 | BRITISH STANDARDS INSTITUTION |
| E6 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93E6 | K0056 | STANDARD RUBBER GROMMETS LTD |
| SP93E6 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93-E06 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93-E6 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93E06 | K7766 | BRITISH STANDARDS INSTITUTION |