| Item | Part No. | Part Name | Qty | Serial No. |
| (706-73-01121) | MOTOR ASS'Y | 45001-50343 | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1640-01A0 AND Y1640-02A0. | ||||
| 702-73-01520 | VALVE ASS'Y,RELIEF | 45001-50343 | ||
| 1 | \6\ | SLEEVE | 45001-50343 | |
| 2 | \6\ | SEAT | 45001-50343 | |
| 3 | \6\ | VALVE | 45001-50343 | |
| 4 | \6\ | PISTON | 45001-50343 | |
| 5 | \6\ | SPRING | 45001-50343 | |
| 6 | \6\ | SCREW | 45001-50343 | |
| 7 | \6\ | O-RING | 45001-50343 | |
| 8 | \6\ | RING | 45001-50343 | |
| 9 | \6\ | NUT | 45001-50343 | |
| 10 | 723-60-22230 | RING | 45001-50343 | |
| 11 | 07000-F2016 | O-RING | 45001-50343 | |
| 12 | 07002-12434 | O-RING | 45001-@ | |
| 13 | 706-77-72170 | PLUG | 45001-50343 | |
| 14 | 07002-12434 | O-RING | 45001-50343 | |
| 15 | 706-77-72280 | PLUG | 45001-@ | |
| 16 | 07002-12034 | O-RING | 45001-@ |