| Item | Part No. | Part Name | Qty | Serial No. |
| 20M-70-34100 | SWING BRACKET ASS'Y | 1001- | ||
| 1 | \6\ | BRACKET | 1001- | |
| 2 | 07144-10404 | BUSHING | 1001- | |
| 3 | 07020-00900 | FITTING,GREASE | 1001- | |
| 4 | 20M-70-14120 | PLATE | 1001- | |
| 5 | 20M-70-34130 | PIN | 1001- | |
| 6 | 20M-70-34150 | BOLT | 1001- | |
| 7 | 01602-21236 | WASHER,SPRING | 1001- | |
| 8 | 20M-70-34160 | PIN | 1001- | |
| 9 | 07020-00000 | FITTING,GREASE | 1001- | |
| 10 | 20M-70-14150 | PIN | 1001- | |
| 11 | 07020-00000 | FITTING,GREASE | 1001- | |
| 12 | 01010-51020 | BOLT | 1001- | |
| 13 | 01602-21030 | WASHER,SPRING | 1001- | |
| 20M-70-31011 | BOOM ASS'Y | 1001- | ||
| 14 | \6\ | BOOM | 1001- | |
| 15 | 07143-10303 | BUSHING | 1001- | |
| 16 | 07145-00030 | SEAL,DUST | 1001- | |
| 17 | 20N-70-11280 | SPACER, 1.0MM | 1001- | |
| 18 | 20M-70-11210 | PIN | 1001- | |
| 19 | 07020-00000 | FITTING,GREASE | 1001- | |
| 20 | 01010-51020 | BOLT | 1001- | |
| 21 | 01602-21030 | WASHER,SPRING | 1001- | |
| 22 | 20M-70-11231 | PIN | 1001- | |
| 23 | 07020-00000 | FITTING,GREASE | 1001- | |
| 24 | 01010-51020 | BOLT | 1001- | |
| 25 | 01602-21030 | WASHER,SPRING | 1001- |