| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 421-64-35131 | STEERING VALVE | ||
| 1A | HOUSING | |||
| 2 | SLIDER | |||
| 3 | 421-64-15710 | POPPET | ||
| 4 | 421-64-15340 | SPRING | ||
| 5 | 421-64-15230 | INSET | ||
| 6 | 421-64-15240 | O-RING | ||
| 7 | 421-64-15250 | BACK-UP RING | ||
| 8 | 421-64-15210 | SPRING | ||
| 9 | 421-64-15690 | SPRING SEAT | ||
| 10 | 421-64-15680 | INSET | ||
| 11 | 421-64-15780 | O-RING | ||
| 12 | 421-64-15280 | SEAL | ||
| 13 | 421-64-15290 | SEAL | ||
| 14 | 421-64-15260 | PLATE | ||
| 15 | 421-64-15220 | CAP | ||
| 16 | 421-64-15770 | SCREW | ||
| 17 | 421-64-15270 | SCREW | ||
| 18 | SLIDER | |||
| 19 | 421-64-15320 | SHIM | ||
| 20 | 421-64-15180 | SPRING | ||
| 21 | 421-64-15440 | PLUG | ||
| 22 | 421-64-15470 | O-RING | ||
| 23 | 421-64-15480 | BACK-UP RING | ||
| 24 | 421-64-15460 | O-RING | ||
| 25 | 421-64-15880 | VALVE | ||
| 26 | 421-64-15450 | PLUG | ||
| 27 | 421-64-15460 | O-RING | ||
| 28 | 421-64-15330 | POPPET | ||
| 29 | 421-64-15860 | SPRING | ||
| 30 | 421-64-15310 | PLUG | ||
| 31 | 421-64-15850 | O-RING | ||
| 32 | 421-64-15810 | PLUG | ||
| 33 | 421-64-15820 | O-RING | ||
| 34 | 421-64-15890 | VALVE | ||
| 35 | 421-64-15170 | O-RING | ||
| 36 | 07043-70108 | PLUG |