| Item | Part No. | Part Name | Qty | Serial No. |
| 20J-46-42110 | Counterweight Assembly | H55951- | ||
| 1 | Counterweight | H55951- | ||
| 2 | 20J-46-41310 | Sheet | H55951- | |
| 3 | 20J-46-41320 | Sheet | H55951- | |
| 4 | 20J-46-41330 | Sheet | H55951- | |
| 5 | 20J-46-41340 | Sheet | H55951- | |
| 6 | 20J-46-41350 | Sheet | H55951- | |
| 7 | 20Y-46-11270 | Cap | H55951- | |
| 8 | 207-46-52130 | Washer | H55951- | |
| 9 | 20G-46-41490 | Bolt | H55951- | |
| 10 | 20Y-46-11410 | Plate | H55951- | |
| 11 | 21P-46-K1780 | Plate | H55951- |