| Item | Part No. | Part Name | Qty | Serial No. |
| 20K-61-31131 | CYLINDER ASSEMBLY | H55051- | ||
| 1 | 20K-61-32160 | CARTRIDGE | H55051- | |
| 2 | 20K-61-32150 | CYLINDER | H55051- | |
| 3 | 20K-61-32140 | ROD | H55051- | |
| 4 | 20K-61-32130 | COVER | H55051- | |
| 5 | 20K-61-32120 | SPOOL | H55051- | |
| 6 | 20K-61-32110 | WIPE (KIT) | H55051- | |
| 7 | 20K-61-31990 | O-RING (KIT) | H55051- | |
| 8 | 20K-61-31980 | O-RING (KIT) | H55051- | |
| 9 | 20K-61-31970 | SCREW | H55051- | |
| 10 | 20K-61-31960 | PLUG | H55051- | |
| 11 | 20K-61-31950 | PLUG | H55051- | |
| 12 | 20K-61-31940 | O-RING (KIT) | H55051- | |
| 13 | 20K-61-31930 | O-RING (KIT) | H55051- | |
| 14 | 20K-61-31920 | RING (KIT) | H55051- | |
| 15 | 20K-61-31910 | O-RING (KIT) | H55051- | |
| 16 | 20K-61-31890 | O-RING (KIT) | H55051- | |
| ==================== | ||||
| KIT | 20K-61-31880 | SEAL KIT | H55051- |