| Item | Part No. | Part Name | Qty | Serial No. |
| (723-49-27703) | CONTROL VALVE | K50628- | ||
| (723-49-27702) | CONTROL VALVE | K50500-K50627 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1666-01A1 TO Y1666-25A1. | ||||
| 1 | 723-40-56800 | VALVE ASSEMBLY, UNLOAD | K50500- | |
| 2 | 07000-12014 | O-RING | K50500- | |
| 3 | 723-40-56350 | RING | K50500- | |
| 4 | 07000-12016 | O-RING | K50500- | |
| 5 | 723-60-22230 | RING, BACK-UP | K50500- | |
| 6 | 07002-12434 | O-RING | K50500- |