| Item | Part No. | Part Name | Qty | Serial No. |
| 421-64-15600 | VALVE ASS'Y,STEERING | A30501- | ||
| 1 | 421-64-15650 | CONTROL ASS'Y | A30501- | |
| 2 | 416-64-15190 | SPRING | A30501- | |
| 3 | 416-64-15410 | PIN | A30501- | |
| 4 | 416-64-15160 | PLATE,SPACER | A30501- | |
| 5 | 416-64-15170 | DRIVE | A30501- | |
| 6 | 421-64-15620 | GEROTOR | A30501- | |
| 7 | 421-64-15630 | SPACER | A30501- | |
| 8 | 416-64-15130 | CAP,END | A30501- | |
| 9 | 416-64-15520 | O-RING (K14) | A30501- | |
| 10 | 421-64-15610 | SCREW | A30501- | |
| 11 | 416-64-15470 | RETAINER | A30501- | |
| 12 | 416-64-15460 | BALL | A30501- | |
| 13 | 416-64-15440 | SEAT,CHECK | A30501- | |
| 14 | 416-64-15450 | O-RING (K14) | A30501- | |
| 15 | 416-64-15420 | SCREW,SET | A30501- | |
| 16 | 416-64-15430 | O-RING (K14) | A30501- | |
| 416-64-15480 | BEARING ASS'Y | A30501- | ||
| 17 | 416-64-15490 | RACE,BEARING | A30501- | |
| 18 | 416-64-15510 | NEEDLE | A30501- | |
| 19 | 416-64-15580 | SEAL (K14) | A30501- | |
| 20 | 416-64-15590 | RING,BACK-UP (K14) | A30501- | |
| 21 | 416-64-15570 | O-RING (K14) | A30501- | |
| 22 | 416-64-15560 | O-RING (K14) | A30501- | |
| 23 | 421-64-15660 | BUSHING | A30501- | |
| 24 | 416-64-15530 | RING | A30501- | |
| 25 | 416-64-15550 | SEAL,DUST (K14) | A30501- |