| Item | Part No. | Part Name | Qty | Serial No. |
| (723-36-12400) | VALVE ASS'Y | | 53011-56999 |
| | THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1660-41A0A T0 Y1660-48A0A . | | |
| 709-70-74302 | VALVE ASS'Y,SUCTION AND SAFETY | | 53011-56999 |
| 1 | \6\ | SLEEVE | | 53011-56999 |
| 2 | \6\ | SLEEVE | | 53011-56999 |
| 3 | \6\ | POPPET | | 53011-56999 |
| 4 | \6\ | PISTON | | 53011-56999 |
| 5 | \6\ | PLUG | | 53011-56999 |
| 6 | \6\ | POPPET | | 53011-56999 |
| 7 | \6\ | SCREW | | 53011-56999 |
| 8 | \6\ | SPRING | | 53011-56999 |
| 9 | \6\ | SPRING | | 53011-56999 |
| 10 | \6\ | SPRING | | 53011-56999 |
| 11 | \6\ | SEAL | | 53011-56999 |
| 12 | \6\ | SEAL | | 53011-56999 |
| 13 | 709-25-11390 | O-RING | | 53011-56999 |
| 14 | \6\ | O-RING | | 53011-56999 |
| 15 | \6\ | O-RING | | 53011-56999 |
| 16 | \6\ | NUT | | 53011-56999 |
| 709-70-74402 | VALVE ASS'Y,SUCTION AND SAFETY | | 53011-56999 |
| 17 | \6\ | SLEEVE | | 53011-56999 |
| 18 | \6\ | SLEEVE | | 53011-56999 |
| 19 | \6\ | POPPET | | 53011-56999 |
| 20 | \6\ | PISTON | | 53011-56999 |
| 21 | \6\ | PLUG | | 53011-56999 |
| 22 | \6\ | POPPET | | 53011-56999 |
| 23 | \6\ | SCREW | | 53011-56999 |
| 24 | \6\ | SPRING | | 53011-56999 |
| 25 | \6\ | SPRING | | 53011-56999 |
| 26 | \6\ | SPRING | | 53011-56999 |
| 27 | \6\ | SEAL | | 53011-56999 |
| 28 | \6\ | SEAL | | 53011-56999 |
| 29 | 709-25-11390 | O-RING | | 53011-56999 |
| 30 | \6\ | O-RING | | 53011-56999 |
| 31 | \6\ | O-RING | | 53011-56999 |
| 32 | \6\ | NUT | | 53011-56999 |
| 723-40-85100 | VALVE ASS'Y,SUCTION | | 53011-56999 |
| 33 | \6\ | SLEEVE | | 53011-56999 |
| 34 | \6\ | VALVE | | 53011-56999 |
| 35 | \6\ | SPRING | | 53011-56999 |
| 36 | \6\ | SEAL | | 53011-56999 |
| 37 | 709-25-11390 | O-RING | | 53011-56999 |
