| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | YM121000-11301 | COVER,CYLINDER HEAD | 01001- | |
| 2 | YM121450-11310 | PACKING (K1) | 01001- | |
| 3 | YM124160-11360 | KNOB | 01001- | |
| 4 | YM24311-000120 | O-RING (K1) | 01001- | |
| 5 | YM121000-03021 | COVER | 01576- | |
| 5 | \3\YM121000-03020 | COVER | 01001-01575 | |
| (YM121000-03021,YM121000-03071) | ||||
| 6 | YM121000-03080 | PLATE | 01001-01575 | |
| 7 | YM26557-050102 | SCREW | 01001-01575 | |
| 8 | YM22217-050000 | WASHER | 01001-01575 | |
| 9 | YM121000-03071 | PACKING (K1) | 01576- | |
| 9 | YM121000-03070 | PACKING (K1) | 01001-01575 | |
| 10 | YM26012-060252 | BOLT | 01001- | |
| 11 | YM121000-03200 | HOSE | 01001- | |
| 12 | YM23080-013000 | CLAMP | 01001- | |
| 13 | YM124160-01751 | CAP | 01001- | |
| 14 | YM24311-000320 | O-RING | .- | |
| 14 | \0\YM121420-01760 | O-RING | 01001-. |