| Item | Part No. | Part Name | Qty | Serial No. |
| 427-S33-2810 | VALVE, STEERING CONTROL | |||
| 1 | (NSS) | SPOOL | ||
| 2 | (NSS) | SPOOL | ||
| 3 | 427-S33-1790 | O-RING | ||
| 4 | 427-S33-1810 | O-RING | ||
| 5 | 427-S33-1820 | O-RING | ||
| 6 | 427-S33-1760 | RING, BACK-UP | ||
| 7 | 427-S33-1770 | RING, BACK-UP | ||
| 8 | 427-S33-1830 | O-RING | ||
| 9 | 427-S33-1780 | RING, BACK-UP | ||
| 10 | 427-S33-1840 | O-RING | ||
| 11 | 421-64-15870 | O-RING | ||
| 12 | 421-64-15460 | O-RING | ||
| 13 | 427-S33-1850 | O-RING | ||
| 14 | 427-S33-1710 | VALVE, RELIEF | ||
| 15 | 427-S33-1860 | O-RING | ||
| 16 | 427-S33-1730 | VALVE, RELIEF | ||
| 17 | 427-S33-1870 | O-RING | ||
| 18 | 427-S33-1880 | O-RING | ||
| 19 | 427-S33-1720 | VALVE, RELIEF |