| 21174-301-0 | K1313 | ULTRA ELECTRONICS LTD |
| 21174-301-0 | K8082 | ULTRA ELECTRONICS LIMITED |
| 4Z42402-12 | K1659 | PLESSEY AEROSPACE LTD |
| 501-4-06448 | K2523 | EATON LIMITED |
| 501-4-06448-012 | K2523 | EATON LIMITED |
| 501-4-06448 | K7033 | G E C AEROSPACE LTD |
| B1116 | K0624 | MUIRHEAD AEROSPACE LTD DBA MUIRHEAD AVIONICS |
| 501/2/06448/012 | K1659 | PLESSEY AEROSPACE LTD |
| 501/4/06448/012 | K1659 | PLESSEY AEROSPACE LTD |
| 501/4/06448/012 | K2523 | EATON LIMITED |
| 98341940 | K3958 | VINTEN AVIONICS SYSTEMS LTD |
| BS2061-TYPE A 10 BA | K7766 | BRITISH STANDARDS INSTITUTION |
| 6A/9938 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 6TB/2091 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| CX95855-10 | K0642 | GOODRICH ACTUATION SYSTEMS LTD |
| DEF STAN 53-31(PART 2)/1 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| TABLE II(E) | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |