| Item | Part No. | Part Name | Qty | Serial No. |
| 23S-60-45801 | STEERING UNIT | 53113- | ||
| 23S-60-45800 | STEERING UNIT | 53112-53112 | ||
| 418-64-25131 | CONTROL ASS'Y | 53113- | ||
| 23W-60-25110 | CONTROL ASS'Y | 53112-53112 | ||
| 1 | \6\ | HOUSING | 53113- | |
| 1 | \6\ | HOUSING | 53112-53112 | |
| 2 | \6\ | SLEEVE | 53113- | |
| 2 | \6\ | SPOOL | 53112-53112 | |
| 3 | \6\ | SPOOL | 53113- | |
| 3 | \6\ | SPOOL | 53112-53112 | |
| 4 | \6\ | RIVET | 53113- | |
| 4 | \6\ | RIVET | 53112-53112 | |
| 5 | \6\ | NAME PLATE | 53113- | |
| 5 | \6\ | NAME PLATE | 53112-53112 | |
| 6 | 416-64-15120 | SCREW | 53112- | |
| 7 | 416-64-15130 | CAP,END | 53001- | |
| 8 | 416-64-15150 | SPACER | 53001- | |
| 9 | 416-64-15160 | PLATE | 53001- | |
| 10 | 416-64-15170 | DRIVE | 53001- | |
| 11 | 416-64-15490 | RACE (K2) | 53001- | |
| 12 | 416-64-15510 | NEEDLE (K2) | 53001- | |
| 13 | 416-64-15520 | O-RING (K1) | 53112- | |
| 14 | 416-64-15530 | RING,RETANNING | 53001- | |
| 15 | 416-64-15540 | BUSHING | 53001- | |
| 16 | 416-64-15550 | SEAL (K1) | 53001- | |
| 17 | 416-64-15560 | O-RING (K1) | 53001- | |
| 18 | 417-64-25110 | GEROTOR | 53001- | |
| 19 | 416-64-15582 | SEAL (K1) | 53113- | |
| 19 | 419-64-25210 | SEAL (K1) | 53001-53112 | |
| 20 | 416-64-15410 | PIN | 53001- | |
| 21 | 416-64-15190 | SPRING | 53001- | |
| 22 | 417-64-15110 | SPRING,FLAT | 53001- | |
| 23 | 425-64-21180 | O-RING (K1) | 53113- | |
| 23 | 23W-60-25170 | O-RING (K1) | 53112-53112 | |
| 24 | 425-64-21190 | ADAPTER | 53113- | |
| 24 | 23W-60-25180 | SCREW,ADAPTER | 53112-53112 | |
| 25 | 425-64-21210 | BALL | 53113- | |
| 25 | 23W-60-25190 | BALL | 53112-53112 | |
| 26 | 416-64-25130 | RETAINER,SCREW | 53113- | |
| 26 | 23W-60-45810 | RETAINER,ADAPTER | 53112-53112 | |
| 27 | 23S-60-45130 | VALVE,CHECK | 53001- | |
| 28 | 415-62-15560 | O-RING | 53001- | |
| SERVICE KIT | ||||
| K1 | 23W-60-25120 | SERVICE KIT | 53112- | |
| K2 | 416-64-15480 | BEARING ASS'Y | 53001- |