| Item | Part No. | Part Name | Qty | Serial No. |
| 21P-70-00110 | ARM ASS'Y | K20001- | ||
| 21P-973-0030 | ARM ASS'Y,(FOR ADD. PIPING) | K20001- | ||
| 1 | \6\ | ARM | K20001- | |
| \6\ | ARM,(FOR ADD. PIPING) | K20001- | ||
| 2 | 21K-70-32120 | BUSHING | K20001- | |
| 3 | 21K-70-12170 | BUSHING | K20001- | |
| 4 | 21K-70-22130 | BUSHING | K20001- | |
| 5 | 07145-00080 | SEAL,DUST | K20001- | |
| 6 | 21K-70-12180 | SEAL,DUST | K20001- | |
| 7 | 07020-00900 | FITTING,GREASE | K20001- | |
| 8 | 07020-00000 | FITTING,GREASE | K20001- | |
| 9 | 20Y-70-11180 | PIN | K20330- | |
| 21K-70-22120 | PIN | K20001-K20329 | ||
| 10 | 21K-70-22150 | SPACER¤ 1.0MM | K20001- | |
| 11 | 21K-70-12151 | PIN | K20001- | |
| 12 | 203-70-24170 | SPACER¤ 1.0MM | K20001- | |
| 13 | 203-46-56270 | PLATE | K20001- | |
| 14 | 01010-51230 | BOLT | K20001- | |
| 15 | 01643-31232 | WASHER | K20001- | |
| 16 | 07096-20511 | HOSE | K20001- |