| Item | Part No. | Part Name | Qty | Serial No. |
| 21U-70-31202 | BOOM ASS'Y,2ND | 30001- | ||
| 1 | 21U-70-31212 | BOOM,2ND | 30001- | |
| 2 | 21U-70-31241 | BUSHING | 30001- | |
| 3 | 07145-00060 | SEAL | 30001- | |
| 4 | 07020-00000 | FITTING | 30001- | |
| 5 | 21U-70-31250 | PIN | 30001- | |
| 6 | 04082-00212 | LOCK | 30001- | |
| 7 | 01010-81230 | BOLT | 30001- | |
| 8 | 01643-31232 | WASHER | 30001- | |
| 9 | 21U-70-31313 | BRACKET | 30001- | |
| 10 | 21U-70-31171 | PIN | 30001- | |
| 11 | 21U-70-32410 | PLATE | 30001- | |
| 12 | 01010-81230 | BOLT | 30001- | |
| 13 | 01643-31232 | WASHER | 30001- | |
| 14 | 21U-70-31260 | SPACER¤ 1.0MM | 30001- | |
| 15 | 21U-70-31270 | SPACER¤ 0.5MM | 30001- | |
| 16 | 21U-70-31330 | PIN | 30001- | |
| 17 | 04082-00212 | LOCK | 30001- | |
| 18 | 01010-81230 | BOLT | 30001- | |
| 19 | 01643-31232 | WASHER | 30001- | |
| 20 | 20N-70-41270 | SPACER¤ 1.0MM | 30001- | |
| 21 | 21U-70-31320 | PIN | 30001- | |
| 22 | 04082-00212 | LOCK | 30001- | |
| 23 | 01010-81230 | BOLT | 30001- | |
| 24 | 01643-31232 | WASHER | 30001- | |
| 25 | 21U-70-31340 | PIN | 30001- | |
| 26 | 21U-70-32410 | PLATE | 30001- | |
| 27 | 01010-81230 | BOLT | 30001- | |
| 28 | 01643-31232 | WASHER | 30001- | |
| 29 | 20P-70-81480 | SPACER | 30001- | |
| 30 | 21U-62-33441 | PLATE | 30001- | |
| 31 | 21U-62-33610 | SHEET | 30001- | |
| 32 | 01010-81020 | BOLT | 30001- | |
| 33 | 01643-31032 | WASHER | 30001- | |
| 21U-70-31021 | ROD ASS'Y | 30001- | ||
| 21U-70-31502 | ROD ASS'Y | 30001- | ||
| 34 | 21U-70-31512 | ROD | 30001- | |
| 35 | 20P-71-81130 | BUSHING | 30001- | |
| 36 | 07145-00035 | SEAL | 30001- | |
| 37 | 07020-00900 | FITTING | 30001- | |
| 38 | 20N-70-41270 | SPACER¤ 1.0MM | 30001- |