| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 420 848 40 | Throttle check valve assy. | ||
| 02 | 420 847 40 | Housing | ||
| 03 | 255 011 40 | Valve disk | ||
| 04 | 255 012 40 | Compression spring | ||
| 05 | 082 616 40 | O-ring | ||
| 06 | 255 013 40 | Plug | ||
| 07 | 313 173 99 | Plug | ||
| 08 | 333 224 99 | Nut | ||
| 09 | 270 479 40 | Pin | ||
| 10 | 994 297 | Support ring | ||
| 11 | 500 302 98 | O-ring | ||
| 12 | 173 448 40 | Plug |