| Item | Part No. | Part Name | Qty | Serial No. |
| (723-56-16301) | CONTROL VALVE | 20136- | ||
| (723-56-16300) | CONTROL VALVE | 20001-20135 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-25A0. | ||||
| \6\ | BODY GROUP | 20001- | ||
| 1 | \6\ | BLOCK,VALVE | 20001- | |
| 2 | \6\ | BLOCK,VALVE | 20001- | |
| 3 | \6\ | BLOCK,VALVE | 20001- | |
| 4 | 144-14-54610 | O-RING | 20001- | |
| 5 | 723-56-31720 | O-RING | 20001- | |
| 6 | 723-56-31730 | O-RING | 20001- | |
| 7 | 702-75-11520 | O-RING | 20001- | |
| 8 | 07000-12012 | O-RING | 20001- | |
| 9 | 07000-11008 | O-RING | 20001- | |
| 10 | \6\ | SPOOL | 20001- | |
| 11 | \6\ | SPOOL | 20001- | |
| 12 | \6\ | SPOOL | 20001- | |
| 13 | \6\ | VALVE | 20001- | |
| 14 | \6\ | SPRING | 20001- | |
| 15 | \6\ | PLUG | 20001- | |
| 16 | \6\ | PLUG | 20001- | |
| 17 | \6\ | O-RING | 20001- | |
| 18 | \6\ | SEAL | 20001- | |
| 19 | 723-56-31211 | RETAINER | 20001- | |
| 20 | 723-56-31221 | RETAINER | 20001- | |
| 21 | 723-36-14110 | SPRING | 20001- | |
| 22 | 723-36-14120 | SPRING | 20001- | |
| 23 | 723-36-14130 | SPRING | 20001- | |
| 24 | 723-56-31421 | SPRING | 20001- |
