| 0026R-281 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 277A1020 | K0656 | BAE SYSTEMS (OPERATIONS) LIMITED |
| 7893 | F0754 | SAFRAN MARTIN-BAKER FRANCE |
| B01767 | K0967 | MBDA UK LTD |
| 991-4-00019-001 | K1659 | PLESSEY AEROSPACE LTD |
| 991-4-00019-001 | K2523 | EATON LIMITED |
| SP29E4 | F0221 | RATIER FIGEAC |
| DEFSTAN53-52 | K0851 | MINISTRY OF DEFENCE DIRECTORATE OF STANDARDIZATION STAN 1 |
| E4 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP29 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP29-E4 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP29E4 | K7766 | BRITISH STANDARDS INSTITUTION |
| SP29E4 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
| C0M6616-1 | U1605 | HONEYWELL AEROSPACE YEOVIL |