| Part number | E51H |
| Brand | HENGST |
| Name | Filter, operating hydraulics |
| Brand | Part number |
|---|---|
| CATERPILLAR | 8J8850 |
| GENERAL MOTORS | 25012553 |
| KOMATSU | 0706301100, 0706351100, 1416018270, 1544971990, 1756027380, 2036061230, 7063001100, 706301100, 7063011000, 706351100, 7063511000 |