| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 423-46-45311 | Counterweight, 1640Kg | 66847- | |
| 2 | 01011-62490 | Bolt | 66847- | |
| 3 | 22X-22-11280 | Washer | 66847- | |
| 4 | 418-975-1210 | Bolt | 66847- | |
| 5 | 22X-22-11280 | Washer | 66847- | |
| 6 | 423-46-45320 | Pin | 66847- | |
| 7 | 426-46-12280 | Pin, Linch | 66847- |