| Item | Part No. | Part Name | Qty | Serial No. |
| 723-19-15800 | Valve, Control | 20509-21000 | ||
| 723-11-01610 | Valve Subassembly | 20509-21000 | ||
| 1 | Block, Valve | 20509-21000 | ||
| 2 | Spool | 20509-21000 | ||
| 3 | Plug | 20509-21000 | ||
| 4 | 07002-10823 | O-ring | 20509-21000 | |
| 5 | 723-11-17330 | Retainer | 20509-21000 | |
| 6 | 723-11-17353 | Retainer | 20509-21000 | |
| 7 | 723-11-17361 | Bolt | 20509-21000 | |
| 8 | 723-11-17341 | Spring | 20509-21000 | |
| 9 | 723-11-27290 | Case, Spring | 20509-21000 | |
| 10 | 723-11-37220 | Case, Spring | 20509-21000 | |
| 11 | 01252-60640 | Bolt, Hexagon Socket Head | 20509-21000 | |
| 12 | 01252-60620 | Bolt, Hexagon Socket Head | 20509-21000 | |
| 13 | 722-12-19120 | O-ring | 20509-21000 | |
| 14 | 723-11-18170 | Valve | 20509-21000 | |
| 15 | 723-11-18190 | Plug | 20509-21000 | |
| 16 | 723-11-18180 | Spring | 20509-21000 | |
| 17 | 07002-11023 | O-ring | 20509-21000 | |
| 18 | Valve | 20509-21000 | ||
| 19 | Valve | 20509-21000 | ||
| 20 | 723-11-16230 | Spring | 20509-21000 | |
| 21 | 723-11-15130 | Spring | 20509-21000 | |
| 22 | Piston | 20509-21000 | ||
| 23 | 723-11-15110 | Plug | 20509-21000 | |
| 24 | 07002-11623 | O-ring | 20509-21000 | |
| 25 | 07000-12100 | O-ring | 20509-21000 | |
| 26 | 723-11-19110 | O-ring | 20509-21000 | |
| 27 | 723-11-19150 | Ring, Back-up | 20509-21000 | |
| 28 | 723-11-19130 | O-ring | 20509-21000 | |
| 29 | 07000-11007 | O-ring | 20509-21000 |