| Item | Part No. | Part Name | Qty | Serial No. |
| (723-56-12104) | CONTROL VALVE | | 53566- |
| (723-56-12103) | CONTROL VALVE | | 52806-53565 |
| (723-56-12102) | CONTROL VALVE | | 52450-52805 |
| (723-56-12101) | CONTROL VALVE | | 51911-52449 |
| (723-56-12100) | CONTROL VALVE | | 51480-51910 |
| (723-56-11103) | CONTROL VALVE | | 51171-51479 |
| (723-56-11102) | CONTROL VALVE | | 51135-51170 |
| (723-56-11101) | CONTROL VALVE | | 51053-51134 |
| (723-56-11100) | CONTROL VALVE | | 51000-51052 |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1661-01A0 TO Y1661-11A0. | | |
| 709-90-73100 | VALVE ASS'Y,SUCTION AND SAFETY | | 51171- |
| 709-90-71100 | VALVE ASS'Y,SUCTION AND SAFETY | | 51000-51170 |
| 1 | \6\ | SLEEVE | | 51000- |
| 2 | \6\ | SLEEVE | | 51000- |
| 3 | \6\ | POPPET | | 51171- |
| 3 | \6\ | POPPET | | 51000-51170 |
| 4 | \6\ | PISTON | | 51171- |
| 4 | \6\ | PISTON | | 51000-51170 |
| 4A | \6\ | SEAT | | 51171- |
| 5 | \6\ | PLUG | | 51000- |
| 6 | \6\ | POPPET | | 51000- |
| 7 | \6\ | SCREW | | 51000- |
| 8 | \6\ | SPACER | | 51000- |
| 9 | \6\ | SPRING | | 51171- |
| 9 | \6\ | SPRING | | 51000-51170 |
| 10 | \6\ | SPRING | | 51000- |
| 11 | \6\ | SPRING | | 51000- |
| 12 | \6\ | SEAL | | 51000- |
| 13 | \6\ | SEAL | | 51000- |
| 14 | 07002-03634 | O-RING | | 51000- |
| 15 | \6\ | O-RING | | 51000- |
| 16 | \6\ | O-RING | | 51000- |
| 17 | \6\ | NUT | | 51000- |
