| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-30-42110 | YOKE | B20512- | |
| 20Y-30-32110 | YOKE | B20001-B20511 | ||
| 2 | 206-30-45381 | NUT | B20001- | |
| 3 | 20Y-30-42160 | LOCK | B20512- | |
| 206-30-45262 | LOCK | B20001-B20511 | ||
| 4 | 01010-81225 | BOLT | B20001- | |
| 5 | 01643-31232 | WASHER | B20001- | |
| 6 | 206-30-72140 | SHAFT | B20001- | |
| 7 | 07155-00720 | RING | B20001- | |
| 8 | 09370-00070 | U-PACKING | B20001- | |
| 9 | 04064-04518 | RING | B20001- | |
| 10 | 20Y-30-42130 | SPRING | B20512- | |
| 20Y-30-12112 | SPRING | B20001-B20511 | ||
| 11 | 20Y-30-42120 | CYLINDER | B20512- | |
| 20Y-30-32130 | CYLINDER | B20001-B20511 | ||
| 12 | 707-52-15430 | BUSHING | B20763- | |
| \1\07177-07030 | BUSHING | B20001-B20762 | ||
| 13 | 707-56-70540 | SEAL | B20001- | |
| 14 | 04077-00085 | RING | B20001- | |
| 15 | 07959-20001 | VALVE | B20001- | |
| 16 | 205-30-72170 | PLATE | B20001- | |
| 17 | 01010-81225 | BOLT | B20001- | |
| 18 | 01643-31232 | WASHER | B20001- | |
| 19 | 01010-61655 | BOLT | B20001- | |
| 20 | 01643-31645 | WASHER | B20001- |