| Item | Part No. | Part Name | Qty | Serial No. |
| 22N-70-00010 | BOOM ASS'Y | 1001- | ||
| 1 | \6\ | BOOM | 1001- | |
| 2 | 22N-70-11120 | BRACKET (WELDED) | 1001- | |
| 3 | 01572-21216 | SEAT (WELDED) | 1001- | |
| 4 | 20T-70-81140 | BUSHING | 1001- | |
| 5 | 07145-00050 | SEAL,DUST | 1001- | |
| 6 | 07145-00050 | SEAL,DUST | 1001- | |
| 7 | 07020-00900 | FITTING,GREASE | 1001- | |
| 8 | 21U-70-31390 | CAP | 2285- | |
| 21U-70-31390 | CAP | 1001-2284 |