| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | 42N-856-3601 | BOOM LOCK CYLINDER, ASSEMBLY | F20526- | |
| 1 | 72N-856-3611 | CYLINDER | F20526- | |
| 2 | 42N-856-3630 | PISTON | F20526- | |
| 3 | 02891-02021 | O-RING | F20526- | |
| 4 | 42N-856-2143 | PISTON ROD | F20526- | |
| 5 | 42N-856-3620 | CYLINDER HEAD | F20526- | |
| 6 | 37B-09-1P014 | GASKET | F20526- | |
| 7 | 04065-04218 | RING, SNAP | F20526- |