| 0413-101-1229 | U1278 | MINISTRY OF DEFENCE NAVY |
| 5K2890 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| S005030 | K0056 | STANDARD RUBBER GROMMETS LTD |
| DEFSTAN53-13 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| D4 | K7766 | BRITISH STANDARDS INSTITUTION |
| 5K6139 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| S1C4077D4 | K0056 | STANDARD RUBBER GROMMETS LTD |
| SP93D4 | K0056 | STANDARD RUBBER GROMMETS LTD |
| SP40 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP40-D4 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP40D4 | K7766 | BRITISH STANDARDS INSTITUTION |