| VALVE ASSEMBLY |
| THESE ASSEMBLIES CONSIST OF ALL PARTS SHOWN IN FIGS.Y1664-21A0 TO Y1664-40A0 |
| BODY SUB ASSEMBLY |
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1664-38A0 AND Y1664-39A0 |
| BLOCK |
| SPOOL |
| PLUG |
| O-RING |
| BALL |
| RETAINER |
| SPRING |
| CASE |
| O-RING |
| BOLT |
| O-RING |
| O-RING |
| O-RING |
| O-RING |
| O-RING |
| RING |
| O-RING |