| Item | Part No. | Part Name | Qty | Serial No. |
| (723-49-27701) | CONTROL VALVE | K50016-K50499 | ||
| (723-49-27501) | CONTROL VALVE | K50001-K50015 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-01A0 TO Y1666-25A0. | ||||
| 723-46-17701 | PLUG ASSEMBLY | K50001-K50499 | ||
| 1 | 723-46-17711 | PLUG | K50001-K50499 | |
| 2 | 07000-11009 | O-RING | K50001-K50499 | |
| 3 | 07001-01009 | RING, BACK-UP | K50001-K50499 | |
| 4 | 07000-11007 | O-RING | K50001-K50499 | |
| 5 | 07001-01007 | RING, BACK-UP | K50001-K50499 | |
| 6 | 723-40-91500 | VALVE ASSEMBLY, RELIEF | K50001-K50015 | |
| 7 | 700-80-64220 | RING | K50001-K50015 | |
| 8 | 700-22-11410 | O-RING | K50001-K50015 | |
| 9 | 709-25-11390 | O-RING | K50001-K50015 | |
| 10 | 723-11-29361 | PLUG | K50016-K50499 | |
| 11 | 07000-13024 | O-RING | K50016-K50499 | |
| 12 | 700-22-11410 | O-RING | K50016-K50499 | |
| 13 | 700-80-64220 | RING | K50016-K50499 |