| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20S-70-81610 | BRACKET | | 11186- |
| \3\20S-70-81511 | BRACKET | | 10001-11185 |
| | (20S-70-81610(1){20S-70-81620(2)¤} | | |
| | 20S-70-81630(2){20S-70-81640(2)¤} | | |
| | 20T-70-81650(1)) | | |
| 1A | 20S-70-81620 | BUSHING | | 11186- |
| 1B | 20S-70-81630 | BUSHING | | 11186- |
| 1C | 20S-70-81640 | BUSHING | | 11186- |
| 2 | 07020-00000 | FITTING,GREASE | | 10001- |
| 3 | 20S-70-81541 | PIN | | 10001- |
| 4 | 07020-00000 | FITTING,GREASE | | 10001- |
| 5 | 01010-81430 | BOLT | | 10001- |
| 6 | 21T-09-11330 | WASHER | | 10001- |
| 7 | 20S-70-81740 | SPACER¤ 0.5MM | | 11010- |
| 21W-70-11280 | SPACER¤ 0.5MM | | 10001-11009 |
| 8 | 20S-70-71571 | PIN | | 10001- |
| 9 | 04082-00212 | LOCK | | 10001- |
| 10 | 01010-81230 | BOLT | | 10001- |
| 11 | 01643-31232 | WASHER | | 10001- |
| 12 | 20T-70-81710 | SPACER¤ 1.0MM | | 11010- |
| 20T-70-19130 | SPACER¤ 1.0MM | | 10001-11009 |
| 13 | 20S-70-71150 | PIN | | 10001- |
| 14 | 20R-70-11250 | PLATE | | 10001- |
| 15 | 01010-81230 | BOLT | | 10001- |
| 16 | 01643-31232 | WASHER | | 10001- |
| 17 | 20S-70-81750 | SPACER¤ 0.5MM | | 11010- |
| 20S-70-71630 | SPACER¤ 0.5MM | | 10001-11009 |
| 18 | 20S-70-71161 | PIN | | 10001- |
| 19 | 20T-70-81650 | LOCK | | 11186- |
| \3\04082-00212 | LOCK | | 10001-11167 |
| 20 | 01010-81230 | BOLT | | 10001- |
| 21 | 01643-31232 | WASHER | | 10001- |
| 22 | 20T-70-81710 | SPACER¤ 1.0MM | | 11010- |
| 20T-70-19130 | SPACER¤ 1.0MM | | 10001-11009 |
| 23 | 20S-62-82161 | COVER | | 10001- |
| 24 | 01010-81025 | BOLT | | 10001- |
| 25 | 01643-31232 | WASHER | | 10001- |
| 26 | (20S-63-X2432) | CYLINDER ASS'Y,BOOM SWING(SEE FIG.Y1620-02A0) | | 10001- |
| 27 | 09241-4B135 | PIN | | 10001- |
| 28 | 04082-00212 | LOCK | | 10001- |
| 29 | 01010-81230 | BOLT | | 10001- |
| 30 | 01643-31232 | WASHER | | 10001- |
| 31 | 20T-70-81710 | SPACER¤ 1.0MM | | 11010- |
| 20T-70-19130 | SPACER¤ 1.0MM | | 10001-11009 |
| 32 | 20S-70-81710 | SPACER¤ 1.0MM | | 11010- |
| 20S-70-71580 | SPACER¤ 0.5MM | | 10001-11009 |
