| Item | Part No. | Part Name | Qty | Serial No. |
| 20C-970-3102 | ARM ASS'Y | 10001- | ||
| 20C-970-3112 | ARM ASS'Y | 10001- | ||
| 1 | \6\ | ARM | 10001- | |
| 2 | 20P-70-81620 | BUSHING | 10001- | |
| 3 | 07145-00035 | SEAL,DUST | 10001- | |
| 4 | 07020-00000 | FITTING,GREASE | 10001- | |
| 5 | 20C-970-2201 | BREAKER ASS'Y | 10001- | |
| 6 | 20M-973-1730 | ELBOW | 10001- | |
| 7 | 20C-970-3250 | TUBE ASS'Y | 10001- | |
| 8 | 20C-970-3260 | TUBE ASS'Y | 10001- | |
| 9 | 20N-973-3360 | CLAMP | 10001- | |
| 10 | 01010-80835 | BOLT | 10001- | |
| 11 | 01643-30823 | WASHER | 10001- | |
| 12 | 21U-970-2770 | BOLT | 10001- | |
| 13 | 01580-12722 | NUT | 10001- | |
| 14 | 01643-32780 | WASHER | 10001- | |
| 15 | 20C-970-3240 | PLATE | 10001- | |
| 16 | 01010-81025 | BOLT | 10001- | |
| 17 | 01643-31032 | WASHER | 10001- | |
| 18 | 20P-970-7920 | SHIM¤ 1.0MM | 10001- | |
| 19 | 20P-970-7930 | SHIM¤ 2.0MM | 10001- | |
| 20 | 20P-970-7940 | SHIM¤ 3.0MM | 10001- | |
| 21 | 10E-60-16360 | NIPPLE | 10001- | |
| 22 | 21U-970-2181 | DUMMY CHISEL | 10001- | |
| 23 | 20C-970-3440 | COVER | 10001- | |
| 24 | 01010-80816 | BOLT | 10001- | |
| 25 | 01643-30823 | WASHER | 10001- | |
| 26 | 20P-970-7160 | CHISEL | 10001- |