| Item | Part No. | Part Name | Qty | Serial No. |
| 723-57-16201 | CONTROL VALVE | B20091- | ||
| 723-57-16200 | CONTROL VALVE | B20001-B20090 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1662-31A0 TO Y1662-59A0. | ||||
| \6\ | COVER GROUP | B20001- | ||
| 1 | \6\ | COVER | B20001- | |
| 2 | 723-26-15190 | PLUG | B20001- | |
| 3 | 07000-11007 | O-RING | B20001- | |
| 4 | 07001-01007 | RING,BACK-UP | B20001- | |
| 5 | 07000-11009 | O-RING | B20001- | |
| 6 | 07001-01009 | RING,BACK-UP | B20001- | |
| 7 | 708-8E-16160 | PLUG | B20001- | |
| 8 | 07002-11023 | O-RING | B20001- | |
| 9 | 702-21-55620 | PLUG | B20001- | |
| 10 | 07002-11423 | O-RING | B20001- |