| Item | Part No. | Part Name | Qty | Serial No. |
| (723-21-02100) | VALVE ASS'Y | B20501- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1662-01A0 TO Y1662-10A0. | ||||
| 1 | \6\ | BLOCK,VALVE | B20501- | |
| 2 | \6\ | SPOOL | B20501- | |
| 3 | 723-26-15480 | PLUG | B20501- | |
| 4 | 07000-11003 | O-RING | B20501- | |
| 5 | 07001-01003 | RING,BACK UP | B20501- | |
| 6 | 700-22-11252 | U-PACKING | B20501- | |
| 7 | 700-22-11430 | COLLAR | B20501- | |
| 8 | 700-22-11261 | SEAL,DUST | B20501- | |
| 9 | 723-26-15450 | PLATE | B20501- | |
| 10 | 723-26-15460 | PLATE | B20501- | |
| 11 | 723-26-15470 | GASKET | B20501- | |
| 12 | 700-22-11291 | RETAINER | B20501- | |
| 13 | 700-22-11321 | PLUG | B20501- | |
| 14 | 700-22-11311 | SPRING | B20501- | |
| 15 | 723-26-15420 | CASE | B20501- | |
| 16 | 01252-30616 | BOLT | B20501- |