| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-62-11400 | MOTOR ASS'Y | 21086-23000 | ||
| THE SUMITOMO EATON PART NUMBER IS THAT ST IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | ST7385-3 | HOUSING | 21086-23000 | |
| 1 | (\2\23A-62-11110) | HOUSING | (21086-21086) | |
| 2 | 232-62-11580 | PLATE | 21086-23000 | |
| 3 | 23B-62-11420 | ROTOR | 21086-23000 | |
| 4 | 232-62-11660 | PLATE | 21086-23000 | |
| 5 | ST8355S-10 | HOUSING | 21086-23000 | |
| 5 | (\2\232-62-11750) | HOUSING | (21086-21086) | |
| 6 | ST7404-3 | SHAFT | 21086-23000 | |
| 6 | (\2\23A-62-11120) | SHAFT | (21086-21086) | |
| 7 | ST14352 | KEY | 21086-23000 | |
| 7 | (\2\23A-62-11130) | KEY | (21086-21086) | |
| 8 | ST9075-1 | SEAL,OIL (KIT A) | 21086-23000 | |
| 8 | (\2\232-62-11540) | SEAL,OIL (KIT A) | (21086-21086) | |
| 9 | ST9050 | SEAL,OIL (KIT A) | 21086-23000 | |
| 9 | (\2\232-62-11570) | SEAL,OIL (KIT A) | (21086-21086) | |
| 10 | 23B-62-11410 | SHAFT,DRIVE | 21086-23000 | |
| 11 | 232-62-11650 | DRIVE | 21086-23000 | |
| 12 | 232-62-11680 | VALVE | 21086-23000 | |
| 13 | ST8915 | PLATE | 21086-23000 | |
| 13 | (\2\232-62-11690) | PLATE | (21086-21086) | |
| 14 | ST9135-2 | SEAL,OUTER (KIT B) | 21086-23000 | |
| 14 | (\2\232-62-11720) | SEAL,OUTER (KIT B) | (21086-21086) | |
| 15 | ST9135-1 | SEAL,INNER (KIT B) | 21086-23000 | |
| 15 | (\2\232-62-11710) | SEAL,INNER (KIT B) | (21086-21086) | |
| 16 | ST14236 | PLUG | 21086-23000 | |
| 16 | (\2\232-62-11760) | PLUG | (21086-21086) | |
| 17 | ST15073 | O-RING (KIT B) | 21086-23000 | |
| 17 | (\2\232-62-11820) | O-RING | (21086-21086) | |
| 18 | 232-62-11730 | SPRING | 21086-23000 | |
| 19 | 232-62-11740 | PIN | 21086-23000 | |
| 20 | 232-62-11770 | BALL | 21086-23000 | |
| 232-62-11780 | PLUG ASS'Y | 21086-23000 | ||
| 21 | 232-62-11840 | PLUG | 21086-23000 | |
| 22 | ST250003-903 | O-RING (KIT B) | 21086-23000 | |
| 22 | (\2\232-62-11830) | O-RING (KIT B) | (21086-21086) | |
| 23 | ST9022-6 | O-RING (KIT A,B) | 21086-23000 | |
| 23 | (\2\232-62-11530) | O-RING (KIT A,B) | (21086-21086) | |
| 24 | ST9022-2 | O-RING (KIT B) | 21086-23000 | |
| 24 | (\2\232-62-11670) | O-RING (KIT B) | (21086-21086) | |
| 25 | ST9022-12 | O-RING (KIT B) | 21086-23000 | |
| 25 | (\2\232-62-11640) | O-RING (KIT B) | (21086-21086) | |
| 26 | 23B-62-11430 | BOLT | 21086-23000 | |
| 27 | 232-62-11510 | SEAL,DUST | 21086-23000 | |
| SERVICE KIT | ||||
| KIT A | ST61091S | SERVICE KIT | 21086-23000 | |
| KIT B | ST61200 | SERVICE KIT | 21086-23000 |