| Item | Part No. | Part Name | Qty | Serial No. |
| (708-23-01012) | PUMP ASS'Y (HPV55+55) | | 23820- |
| (\0\708-23-01011) | PUMP ASS'Y (HPV55+55) | | ..-23819 |
| (\0\708-23-01010) | PUMP ASS'Y (HPV55+55) | | 21655-.. |
| (\0\708-23-10101) | PUMP ASS'Y (HPV55+55) | | 18001-21654 |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.6001 TO 6021. | | |
| (708-23-07111) | SERVO VALVE ASS'Y,FRONT | | 23820- |
| (\0\708-23-07110) | SERVO VALVE ASS'Y,FRONT | | ..-23819 |
| (\0\708-23-15100) | SERVO VALVE ASS'Y,FRONT | | 18001-.. |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.6011 TO 6911. | | |
| 708-23-07710 | VALVE ASS'Y | | 23820- |
| \0\708-23-18100 | VALVE ASS'Y | | 18001-23819 |
| (\7\708-23-07051) | BODY ASS'Y | | .- |
| (\7\708-23-07050) | BODY ASS'Y | | 18001-. |
| 1 | \6\ | BODY | | .- |
| 1 | \6\ | BODY | | 18001-. |
| 2 | \6\ | PLUG | | 18001- |
| 3 | \6\ | EXPANDER | | .- |
| 3 | (\7\720-68-19740) | PLUG | | 18001-. |
| 4 | (\7\708-23-18120) | PISTON | | 18001- |
| 5 | (\7\708-23-18130) | SLEEVE | | 18001- |
| 6 | (\7\708-23-18120) | PISTON | | 23820- |
| 6 | (\7\708-23-18140) | PISTON | | 18001-23819 |
| 7 | (\7\708-23-18150) | SLEEVE | | 18001- |
| 8 | (\7\07000-12016) | O-RING | | 18001- |
| 9 | (\7\07001-02016) | RING,BACK-UP | | 18001- |
| 10 | (\7\708-23-18161) | SPOOL | | 18001- |
| 11 | (\7\708-23-18170) | SEAT | | 18001- |
| 12 | (\7\708-23-18181) | SPRING | | 18001- |
| 13 | \3\708-23-15140 | PLUG | | 18001-. |
| | (708-23-15160,708-25-15340) | | |
| 14 | (\7\708-23-15160) | PLUG | | .- |
| 15 | (\7\708-25-15340) | SCREW | | .- |
| 16 | (\7\07000-02018) | O-RING | | 18001- |
| 17 | (\7\708-23-18210) | COVER | | 18001- |
| 18 | (\7\01580-10806) | NUT | | 18001- |
| 19 | 708-23-18221 | SOLENOID ASS'Y | | .- |
| 19 | 708-23-18220 | SOLENOID ASS'Y | | 18001-. |
| 20 | 07000-02016 | O-RING | | 18001- |
| 21 | 708-23-18250 | BOLT | | .- |
| 21 | 720-68-19750 | BOLT | | 18001-. |
| 22 | (\7\708-25-15320) | BOLT | | .- |
| 22 | (\7\01252-30616) | BOLT | | 18001-. |
| 23 | (\7\01602-20619) | WASHER,SPRING | | 18001- |
| 24 | (\7\708-25-18571) | SHIM, 0.50MM | | .-23819 |
| 24 | (\7\708-25-18570) | SHIM, 0.50MM | | 18001-. |
| 25 | (\7\708-25-18580) | SHIM, 0.50MM | | 18001-23819 |
