| Item | Part No. | Part Name | Qty | Serial No. |
| (723-49-27903) | CONTROL VALVE | | 52512- |
| (723-49-27902) | CONTROL VALVE | | 51885-52511 |
| (723-49-27901) | CONTROL VALVE | | 50532-51884 |
| (723-49-27900) | CONTROL VALVE | | 50001-50531 |
| | THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-31A0 TO Y1666-55A0. | | |
| 723-40-66300 | VALVE ASS'Y | | 50001- |
| 1 | \6\ | CASE | | 50001- |
| 2 | \6\ | SEAT | | 50001- |
| 3 | \6\ | SEAT | | 50001- |
| 4 | \6\ | BALL | | 50001- |
| 5 | \6\ | PLUG | | 50001- |
| 6 | 723-90-76501 | VALVE ASS'Y,SUCTION AND SAFETY | | 50001- |
| 7 | 07000-13024 | O-RING | | 50001- |
| 8 | 723-90-61700 | VALVE ASS'Y,SUCTION AND SAFETY | | 50001- |
| 9 | 07000-13024 | O-RING | | 50001- |
| 10 | 723-90-64200 | VALVE ASS'Y | | 50001- |
| 11 | 07000-13024 | O-RING | | 50001- |
| 12 | 723-90-61400 | VALVE ASS'Y | | 50001- |
| 13 | 07000-13024 | O-RING | | 50001- |
