| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-61-31801 | VALVE ASS'Y | 51501- | ||
| 1 | 23B-61-31810 | BLOCK | 51501- | |
| 2 | 235-61-13720 | PLUG | 51501- | |
| 3 | 07000-12014 | O-RING | 51501- | |
| 4 | 07001-02014 | RING,BACK-UP | 51501- | |
| 5 | 07002-12434 | O-RING | 51501- | |
| 235-61-14350 | VALVE ASS'Y | 51501- | ||
| 6 | \6\ | SLEEVE | 51501- | |
| 7 | 235-61-11140 | PLUG | 51501- | |
| 8 | 235-61-11150 | SPRING | 51501- | |
| 9 | \6\ | VALVE | 51501- | |
| 10 | 07000-12014 | O-RING | 51501- | |
| 11 | 07001-12014 | RING,BACK-UP | 51501- | |
| 12 | 07002-11423 | O-RING | 51501- | |
| 13 | 07002-12434 | O-RING | 51501- | |
| 235-61-14300 | VALVE ASS'Y | 51501- | ||
| 14 | \6\ | SLEEVE | 51501- | |
| 15 | 235-61-11140 | PLUG | 51501- | |
| 16 | 235-61-11150 | SPRING | 51501- | |
| 17 | \6\ | VALVE | 51501- | |
| 18 | 07000-12014 | O-RING | 51501- | |
| 19 | 07001-12014 | RING,BACK-UP | 51501- | |
| 20 | 07002-11423 | O-RING | 51501- | |
| 21 | 07002-12434 | O-RING | 51501- | |
| 22 | 235-61-13740 | PISTON | 51501- | |
| 23 | 235-61-13260 | PLUG | 51501- | |
| 24 | 07000-12014 | O-RING | 51501- | |
| 25 | 07001-02014 | RING,BACK-UP | 51501- | |
| 26 | 235-61-13250 | COLLAR | 51501- | |
| 27 | 235-61-13240 | VALVE | 51501- | |
| 28 | 235-61-11620 | SPRING | 51501- | |
| 29 | 235-61-13220 | BOLT | 51501- | |
| 30 | 07000-12010 | O-RING | 51501- | |
| 31 | 07001-02010 | RING,BACK-UP | 51501- | |
| 32 | 235-61-13230 | SLEEVE | 51501- | |
| 33 | 235-61-13270 | NUT | 51501- | |
| 34 | 07002-12434 | O-RING | 51501- | |
| 35 | 07042-20108 | PLUG | 51501- | |
| 36 | 23B-61-32210 | VALVE,SHUT OFF | 51501- | |
| 37 | 07040-12012 | PLUG | 51501- | |
| 38 | 07002-12034 | O-RING | 51501- |