| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 21D-60-18100 | PRIORITY VALVE, ASSY. | 21D0220001- | |
| 2 | 21D-60-18120 | GASKET | 21D0220001- | |
| 3 | 21D-60-18130 | SPRING | 21D0220001- | |
| 4 | 226-09-12790 | ELBOW | 21D0220001- | |
| 5 | 21D-09-69970 | O-RING | 21D0220001- | |
| 6 | 21D-09-69810 | O-RING | 21D0220001- | |
| 7 | 226-09-11760 | HOSE | 21D0220001- | |
| 8 | 226-09-12630 | UNION | 21D0220001- | |
| 9 | 21D-09-69970 | O-RING | 21D0220001- | |
| 10 | 21D-09-69770 | O-RING | 21D0220001- | |
| 11 | 226-09-11770 | HOSE | 21D0220001- | |
| 12 | 226-40-11100 | HYDRAULIC STEERING UNIT, ASSY. | 21D0220001- | |
| 13 | 226-09-12610 | UNION | 21D0220001- | |
| 14 | 21D-09-69970 | O-RING | 21D0220001- | |
| 15 | 21D-09-69770 | O-RING | 21D0220001- | |
| SEE FIG. 6510 | ||||
| SEE FIG. 6625 |