| Item | Part No. | Part Name | Qty | Serial No. |
| (706-73-01241) | MOTOR ASS'Y | 4501- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1640-01A0 AND Y1640-02A0. | ||||
| 1 | 702-73-01520 | VALVE ASS'Y,RELIEF | 4501- | |
| 2 | 723-60-22230 | RING,BACK-UP | 4501- | |
| 3 | 07000-F2016 | O-RING | 4501- | |
| 4 | 07002-12434 | O-RING | 4501- | |
| 5 | 706-77-72280 | PLUG | 4501- | |
| 6 | 07002-12034 | O-RING | 4501- | |
| 702-15-73000 | VALVE ASS'Y | 4501- | ||
| 7 | \6\ | BODY | 4501- | |
| 8 | \6\ | SPOOL | 4501- | |
| 9 | \6\ | SEAL | 4501- | |
| 10 | \6\ | SPRING | 4501- | |
| 11 | \6\ | PLUG | 4501- | |
| 12 | \6\ | O-RING | 4501- | |
| 13 | 07000-03042 | O-RING | 4501- | |
| 14 | 07000-11007 | O-RING | 4501- | |
| 15 | 01252-60825 | BOLT | 4501- |