| 27Q34227 | U1725 | MINISTRY OF DEFENCE AIR DOMESTIC R FERENCE NUMBER USE ONLY |
| 3G | K7766 | BRITISH STANDARDS INSTITUTION |
| BM110-3G | K0654 | SAFRAN LANDING SYSTEMS UK LTD |
| A25-3G | K7766 | BRITISH STANDARDS INSTITUTION |
| A251SSUE2AMENDT2 | K7766 | BRITISH STANDARDS INSTITUTION |