| Item | Part No. | Part Name | Qty | Serial No. |
| 700-21-59001 | VALVE ASS'Y,MAIN RELIEF | 1001- | ||
| 1 | \6\ | SLEEVE | 1001- | |
| 2 | \6\ | POPPET | 1001- | |
| 3 | 700-20-51350 | SPRING | 1001- | |
| 4 | 700-20-51430 | SPRING | 1001- | |
| 5 | \6\ | VALVE | 1001- | |
| 6 | 07000-02011 | O-RING | 1001- | |
| 7 | 01583-11408 | NUT | 1001- | |
| 8 | 700-22-11410 | O-RING | 1001- | |
| 9 | 07002-02434 | O-RING | 1001- | |
| 10 | 700-20-51240 | RING | 1001- | |
| 11 | 700-20-51340 | SCREW | 1001- |