| Item | Part No. | Part Name | Qty | Serial No. |
| (723-18-1180C) | CONTROL VALVE | 31727- | ||
| (723-18-1180B) | CONTROL VALVE | 31713-31726 | ||
| (723-18-1180A) | CONTROL VALVE | 31619-31712 | ||
| (723-18-11809) | CONTROL VALVE | 31415-31618 | ||
| (723-18-11805) | CONTROL VALVE | 30001-31414 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1660-01A0 TO Y1660-15A0. | ||||
| 723-10-15101 | VALVE ASS'Y,RELIEF | 30001- | ||
| 1 | \6\ | SLEEVE | 30001- | |
| 2 | \6\ | POPPET | 30001- | |
| 3 | \6\ | SPRING | 30001- | |
| 4 | \6\ | SCREW | 30001- | |
| 5 | \6\ | O-RING | 30001- | |
| 6 | \6\ | NUT | 30001- | |
| 7 | 700-22-11410 | O-RING | 30001- | |
| 8 | 700-80-64220 | RING | 30001- | |
| 9 | 07002-12434 | O-RING | 30001- | |
| 10 | \6\ | RING | 30001- | |
| 11 | \6\ | VALVE | 30001- | |
| 12 | \6\ | SPRING | 30001- |