| 6081 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| 8012 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| 8012 SHEET 1 AND 2 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| 8012/1 AND 2 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| I/LNC43758 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NC43758 | K0207 | HALE HAMILTON (VALVES) LIMITED |
| QA2 MK18/M | K0207 | HALE HAMILTON (VALVES) LIMITED |
| NC43758/RRA | K5086 | ROLLS-ROYCE POWER ENGINEERING PLC (ROLLS-ROYCE & ASSOCIATES) |