| 2452-5130 | K0158 | COVENTRY CLIMAX LTD |
| 5K6205 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| S1C4091F40 | K0056 | STANDARD RUBBER GROMMETS LTD |
| DEFSTAN53-13 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| F40 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93-F40 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP93F40 | K7766 | BRITISH STANDARDS INSTITUTION |