| Item | Part No. | Part Name | Qty | Serial No. |
| 20N-01-43700 | COUPLING ASS'Y | 25001- | ||
| 1 | 20N-01-43710 | BOSS | 25001- | |
| 2 | 20R-01-11210 | RUBBER | 25001- | |
| 3 | 04025-00408 | PIN,SPRING | 25001- | |
| 4 | 20M-01-16630 | BOLT | 25001- | |
| 5 | 20N-01-43610 | PLATE | 25001-27776 | |
| 6 | 20N-01-43251 | BOLT | 25001- | |
| 7 | 01010-50825 | BOLT | 25001-27776 | |
| 8 | 01643-30823 | WASHER | 25001-27776 | |
| 9 | 20N-01-43110 | COVER | 25001- | |
| 10 | 01010-51020 | BOLT | 25001- | |
| 11 | 01010-51025 | BOLT | 25001- | |
| 12 | 01643-31032 | WASHER | 25001- |