| Item | Part No. | Part Name | Qty | Serial No. |
| 20T-70-00910 | BOOM ASS'Y | 18001- | ||
| 20T-970-0060 | BOOM ASS'Y,(FOR BREAKER ARM) | 24522- | ||
| 1 | \6\ | BOOM | 18001- | |
| \6\ | BOOM,(FOR BREAKER ARM) | 24522- | ||
| 2 | 20T-70-71120 | BRACKET (WELDED) | 18001- | |
| 3 | 01572-21216 | SEAT (WELDED) | 18001- | |
| 4 | 20T-70-71140 | BUSHING | 18001- | |
| 5 | 07020-00900 | FITTING,GREASE | 18001- | |
| 6 | 07145-00050 | SEAL,DUST | 18001- | |
| 7 | 07049-01012 | PLUG | 18001- | |
| 8 | 20T-70-71170 | PIN | 18001- | |
| 9 | 20T-70-71180 | PIN | 18001- | |
| 10 | 07020-00000 | FITTING,GREASE | 18001- | |
| 11 | 201-70-23140 | SPACER¤ 1.0MM | 18001- | |
| 12 | 20T-70-19130 | SPACER¤ 1.0MM | 18001- | |
| 13 | 04082-00212 | LOCK | 18001- | |
| 14 | 01010-51230 | BOLT | 18001- | |
| 15 | 01643-31232 | WASHER | 18001- | |
| 16 | 20T-70-71220 | PIN | 18001- | |
| 17 | 424-46-12540 | SHIM¤ 0.5MM | 18001- | |
| 18 | 20R-70-11250 | PLATE | 18001- | |
| 19 | 01010-51230 | BOLT | 18001- | |
| 20 | 01643-31232 | WASHER | 18001- | |
| 21 | 20T-70-71190 | COVER | 18001- | |
| 22 | 01010-51030 | BOLT | 18001- | |
| 23 | 01643-31032 | WASHER | 18001- | |
| 24 | 20T-70-71630 | PAD | 18001- | |
| 25 | 20T-70-71640 | COLLAR | 18001- | |
| 26 | 01010-50816 | BOLT | 18001- | |
| 27 | 01643-30823 | WASHER | 18001- | |
| 28 | 20T-06-71350 | WORK LAMP ASS'Y | 18001- | |
| 29 | 20T-06-71550 | BULB¤ 60W | 18001- | |
| 30 | 21X-06-12120 | BRACKET | 18001- | |
| 31 | 01010-51020 | BOLT | 18001- | |
| 32 | 01643-31032 | WASHER | 18001- | |
| 33 | 20T-06-71372 | WIRE | 18001- | |
| 34 | 08034-30521 | BAND | 18001- | |
| 35 | 08036-00814 | CLIP | 18001- |