| 5K6213 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| B19741 | K0967 | MBDA UK LTD |
| DEFSTAN53-13 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| C0A-117 | K0978 | BAE SYSTEMS |
| C48 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93C48 | K0056 | STANDARD RUBBER GROMMETS LTD |
| SP93C48 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93-C48 | K7766 | BRITISH STANDARDS INSTITUTION |