| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-40-11801 | VALVE ASS'Y,FLOW DIVIDER | 4732- | ||
| THE SUMITOMO EATON PART NUMBER IS THAT ST IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | 23B-40-11810 | HOUSING | 4501- | |
| 2 | STBK0043A-003 | SPOOL ASS'Y | 4732- | |
| 3 | 23B-40-11780 | PLUG | 4501- | |
| 4 | 23B-40-11770 | O-RING | 4501- | |
| 5 | ST8373 | SPRING | 4732- | |
| 6 | ST8371-2 | PLUG | 4732- | |
| 7 | 23B-40-11770 | O-RING | 4501- | |
| 23B-40-11870 | BODY ASS'Y,RELIEF | 4501- | ||
| \6\ | BODY SUB ASS'Y | 4501- | ||
| 8 | \6\ | BODY | 4501- | |
| 9 | \6\ | RING | 4501- | |
| 10 | \6\ | SCREEN | 4501- | |
| 11 | \6\ | O-RING | 4501- | |
| 12 | \6\ | BALL | 4501- | |
| 13 | \6\ | HOLDER | 4501- | |
| 14 | \6\ | SPRING | 4501- | |
| 15 | \6\ | GUIDE | 4501- | |
| 16 | \6\ | SCREW | 4501- |