| Item | Part No. | Part Name | Qty | Serial No. |
| (723-23-10305) | CONTROL VALVE | 50294- | ||
| (723-23-10303) | VALVE ASS'Y | 50239-50293 | ||
| (723-23-10302) | VALVE ASS'Y | 50001-50238 | ||
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1663-01A0 TO Y1663-04A0. | ||||
| 1 | \6\ | SPOOL | 50001- | |
| 2 | \6\ | SPOOL | 50001- | |
| 3 | \6\ | SPOOL | 50001- | |
| 4 | 723-26-16180 | PLUG | 50294- | |
| 723-26-15480 | PLUG | 50001-50293 | ||
| 5 | 07000-11003 | O-RING | 50001- | |
| 6 | 07001-01003 | RING,BACK-UP | 50001- | |
| 6A | 124-43-64160 | PLATE | 50294- | |
| 723-26-15880 | SEAL | 50239-50293 | ||
| 7 | 709-25-11290 | SEAL | 50001- | |
| 8 | 723-26-15820 | PLATE | 50001- | |
| 9 | 723-26-15810 | PLATE | 50001- | |
| 10 | 700-22-11291 | RETAINER | 50001- | |
| 11 | 700-22-11321 | PLUG | 50001- | |
| 12 | 700-22-11311 | SPRING | 50001- | |
| 13 | 723-26-15420 | CASE | 50001- | |
| 14 | 723-26-14450 | SPRING | 50001- | |
| 15 | 700-80-61260 | O-RING | 50001- | |
| 16 | 723-26-15410 | CASE | 50001- | |
| 17 | 723-26-15770 | PLATE | 50001- | |
| 18 | 723-26-15780 | PLATE | 50001- | |
| 19 | 723-26-15790 | PLATE | 50001- | |
| 20 | 700-22-11520 | RETAINER | 50001- | |
| 21 | 700-22-11510 | SPRING | 50001- | |
| 22 | 700-22-12250 | PLUG | 50001- | |
| 23 | 700-22-12440 | DETENT | 50001- | |
| 24 | 700-22-12480 | GUIDE | 50001- | |
| 25 | \6\ | BALL | 50001- | |
| 26 | 723-26-14170 | SPRING | 50001- | |
| 27 | 700-21-11210 | PLUG | 50001- | |
| 28 | 700-22-12270 | PLUG | 50001- | |
| 29 | 700-22-11610 | RING,SNAP | 50001- | |
| 30 | 01252-60616 | BOLT | 50001- | |
| 31 | 01252-60625 | BOLT | 50001- | |
| 32 | 01252-60620 | BOLT | 50001- |