| Item | Part No. | Part Name | Qty | Serial No. |
| 706-77-01320 | MOTOR ASS'Y | 20001- | ||
| THIS ASSEMBLY CONSISTS OF ALL PARTS SHOWN IN FIGS.Y1640-01A0 AND Y1640-02A0. | ||||
| 702-77-02700 | VALVE ASS'Y,RELIEF | 20001- | ||
| 1 | \6\ | SLEEVE | 20001- | |
| 2 | \6\ | SEAT,VALVE | 20001- | |
| 3 | \6\ | VALVE | 20001- | |
| 4 | \6\ | PISTON | 20001- | |
| 5 | \6\ | SPRING | 20001- | |
| 6 | \6\ | SCREW | 20001- | |
| 7 | \6\ | O-RING | 20001- | |
| 8 | \6\ | RING,BACK-UP | 20001- | |
| 9 | \6\ | NUT,LOCK | 20001- | |
| 10 | 07000-F3022 | O-RING | 20001- | |
| 11 | 07001-03022 | RING,BACK-UP | 20001- | |
| 12 | 07002-13634 | O-RING | 20001- |