| 1191-3CNX0-4751N | K1012 | ARMSTRONG PRECISION COMPONENTS LTD |
| 11AA2561 | K0361 | THORN E M I ELECTRONICS LTD |
| 30-417-202-63 | K0481 | SMITHS INDUSTRIES LTD |
| 7812-851 | K1488 | BRITISH AEROSPACE PLC NAVAL AND ELECTRONIC SYSTEMS DIVISION |
| 30-417-202-63 | K5294 | GE AVIATION SYSTEMS LIMITED |
| 28N17448 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| DEFSTAN53-14 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| C0M7218-25S | U1605 | HONEYWELL AEROSPACE YEOVIL |