| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 621 219 40 | Control block assy. | ||
| 02 | Pressure relief valve | |||
| 03 | 763 180 73 | Housing | ||
| 04 | 168 432 40 | Vent valve | ||
| 05 | 763 181 73 | Cover | ||
| 06 | 319 275 99 | Bolt | ||
| 07 | 006 852 98 | O-ring | ||
| 08 | 763 182 73 | Spring package | ||
| 09 | 763 183 73 | Spring package | ||
| 10 | 763 184 73 | Piston (please state fabrication no. of the block) | ||
| 11 | 763 185 73 | Piston (please state fabrication no. of the block) | ||
| 12 | 313 504 99 | Eyebolt | ||
| 13 | 754 576 | Sealing plate | ||
| 14 | 756 344 73 | Seal | ||
| 15 | 319 159 99 | Bolt | ||
| 16 | 763 186 73 | Taper | ||
| 17 | 763 187 73 | Compression spring | ||
| 18 | 763 188 73 | Support ring | ||
| 19 | 502 900 98 | O-ring | ||
| 20 | 763 189 73 | Cover | ||
| 21 | 763 190 73 | Cover | ||
| 22 | 763 197 73 | Cover | ||
| 23 | 509 822 98 | Bolt | ||
| 24 | 763 192 73 | Cover | ||
| 32 | 763 196 73 | Piston (please state fabrication no. of the block) | ||
| 33 | 502 745 98 | O-ring |