| G-1 | 21S-70-X6240 | BOOM PIPING GROUP | |
| 1 | 21S-62-18330 | HOSE | |
| 2 | 21S-62-12320 | NIPPLE | |
| 3 | 20M-62-32760 | NIPPLE | |
| 4 | 20M-62-48410 | NIPPLE | |
| 5 | 07002-11823 | O-RING | |
| 6 | 21S-62-13160 | TUBE PAINT(1) | |
| 7 | 01435-00812 | BOLT | |
| G-2 | 21S-70-X6330 | ARM PIPING GROUP | |
| 8 | 21S-62-18340 | HOSE | |
| 9 | 21S-62-13140 | TUBE PAINT(1) | |
| 9A | 21S-62-13180 | TUBE | |
| 9B | 08034-00414 | BAND | |
| 10 | 21S-62-13150 | TUBE PAINT(1) | |
| 11 | 01435-00812 | BOLT | |
| 12 | 21S-62-13170 | CLAMP PAINT(1) | |
| 13 | 01435-00812 | BOLT | |
| 14 | 21S-62-18370 | HOSE | |
| 15 | 21S-62-18360 | HOSE | |
| 16 | 20M-62-33290 | CLIP | |
| 17 | 20M-62-33280 | SEAT | |
| 18 | 01435-00825 | BOLT | |
| 19 | 01580-10806 | NUT | |
| G-3 | 21S-70-X6420 | BUCKET PIPING GROUP | |
| 20 | 21S-62-18350 | HOSE | |
| 21 | 21S-62-13110 | TUBE PAINT(1) | |
| 22 | 21S-62-13120 | TUBE PAINT(1) | |
| 23 | 01435-00812 | BOLT | |
| 24 | 21S-62-13130 | HOSE | |
| 25 | 20M-62-33340 | CLAMP | |
| 26 | 01435-00812 | BOLT | |
| 27 | 21S-62-12540 | PLATE | |
| 28 | 01220-40816 | SCREW | |
| 29 | 01643-30823 | WASHER | |
| 30 | 21S-62-12510 | CLAMP | |
| 31 | 21S-62-12520 | CLAMP | |
| 32 | 01435-00816 | BOLT | |
| 33 | 21S-62-12530 | CLAMP | |
| 34 | 01435-00816 | BOLT | |
| 35 | 21S-62-18310 | CLAMP | |
| 36 | 01010-50655 | BOLT | |
| 37 | 01641-20608 | WASHER | |
| 38 | 01584-00605 | NUT | |
| 39 | 21S-63-02010 | CYLINDER ASS'Y,BOOM (SEE FIG.7185) PAINT(1) | |
| 40 | 21S-63-02020 | CYLINDER ASS'Y,ARM (SEE FIG.7381) PAINT(1) | |
| 41 | 21S-63-02030 | CYLINDER ASS'Y,BUCKET (SEE FIG.7581) PAINT(1) |
