| 001 281 908/05 | K2516 | MINISTRY OF DEFENCE NAVY SHIPS SUPPORT AGENCY |
| 9274A | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 9274A-2 | K3762 | FERRANTI NAVAL SYSTEMS DIV OF GEC MARCONI |
| 9274A-2 | K3902 | BAE SYSTEMS MARITIME SERVICES |
| 9274A | K3902 | BAE SYSTEMS MARITIME SERVICES |
| 9274A | U4290 | G E C MARCONI S3I LTD COMBAT SYSTEMS IVISION |
| SSK P 572 60 5026 SHEET 005 | K6451 | BAE SYSTEMS MARINE LIMITED |
| SST/P/572/80/5028/005 | K6451 | BAE SYSTEMS MARINE LIMITED |