Fleetguard · HF Hydraulic · inline line
HF6252 filter element: specifications & equivalents
The HF6252 is a Fleetguard inline-line hydraulic filter element, rated at 140 µm absolute (140 µm at β75(c) per ISO 16889). Verify against the current manufacturer data sheet before ordering.
Filtration rating 140 µm abs.
Beta rating 140 µm at β75(c) per ISO 16889
Line type inline
Catalog verified. Parameters extracted from the manufacturer’s electronic
catalog / official interchange document and checked 2026-09-28. Confidence score 0.90.
Specifications and cross-references are taken from the Fleetguard online catalog API. Where both TWA and Beta ratings are published the conventions differ — verify cleanliness targets, collapse rating and seal configuration against the current Fleetguard data sheet before ordering.
Specification table
| Parameter | Value |
|---|---|
| Filter type | inline line |
| Filtration rating | 140 µm |
| Rating basis | absolute |
| Beta ratio | 140 µm at β75(c) per ISO 16889 |
| Length | 173.99 mm |
| End caps | open-ended cartridge element |
| Integral bypass valve | none (housing/valve-dependent) |
| Manufacturer part no. | HF6252 |
| Source catalog | Cummins Filtration / Fleetguard: Fleetguard online product catalog (fleetguard.com) |
| Last verified | 2026-09-28 |
Sources: Cummins Filtration / Fleetguard — Fleetguard online product catalog (fleetguard.com) — accessed 2026-09-28.
Fleetguard® and all model designations are trademarks of their respective owners, used here for identification only — ElementRef is an independent reference site, not an authorized Fleetguard distributor.
Cross references & equivalents
| Equivalent model | Brand | Match level | Note |
|---|---|---|---|
|
↔ 120100 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 120100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 1A311 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 1A311 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 20114100 page in verification queue | UFI | partial | Fleetguard's online catalog lists 20114100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 2011460 page in verification queue | UFI | partial | Fleetguard's online catalog lists 2011460 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 4449K62 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 4449K62 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 4455K14 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 4455K14 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 4920 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 4920 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 4984 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 4984 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 557451 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 557451 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ 57451 | WIX Filters | partial | Fleetguard's online catalog lists 57451 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 7056 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 7056 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 7451 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 7451 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 84451 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 84451 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 91451 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 91451 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CFSE20 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CFSE20 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CFSE20100 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CFSE20100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FST1121R0 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists FST1121R0 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ H7056 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists H7056 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HF0625200 page in verification queue | Fleetguard | partial | Fleetguard's online catalog lists HF0625200 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ OF31010 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists OF31010 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ P169015 page in verification queue | Donaldson | partial | Fleetguard's online catalog lists P169015 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ PT23123 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists PT23123 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SEH20114100 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SEH20114100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SN12510000 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SN12510000 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SS10010N page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SS10010N as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SS114100 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SS114100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SS1200 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SS1200 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SS125100 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SS125100 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SS3107100A125 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SS3107100A125 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ STR1001BG2M90 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists STR1001BG2M90 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SUS205S20 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SUS205S20 as an interchange for HF6252. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
Interchange levels: full catalog-confirmed drop-in · partial verify parameters · verify manual confirmation required. Links resolve to the equivalent model's specification page where available.
How the HF6252 model number is decoded
- HF6252Fleetguard HF-series hydraulic cartridge element part number.
- 173.99 mmOverall height.
- 140 µm at β75(c) per ISO 16889Published efficiency ratings.
Typical equipment & applications
- Construction, agricultural and industrial hydraulic circuits
- Mobile-equipment hydraulic return and pressure lines
Selection pitfalls — read before you substitute
- “10 µm nominal” and “12 µm at β1000” can describe the very same media — one is reported at β≥200, the other at β≥1000 per ISO 16889. Compare ratings at the same Beta test point, not just the printed micron number.
- Nitrile (NBR) seals are standard for mineral hydraulic oil but fail early in some phosphate-ester fluids and at sustained high temperature; verify seal compound against the fluid data sheet (fluorocarbon/Viton executions may be required).
- End-cap geometry and the number/position of O-rings block interchange even when OD and length match — visually compare end caps before fitting, especially with aftermarket cartridges.
Frequently asked questions
What micron rating does HF6252 use?
This element is rated 140 µm absolute — 140 µm at β75(c) per ISO 16889. Always compare Beta ratings at the same test point: two brands may print different micron numbers for the same physical grade.
What replaces the HF6252 filter element?
31 partial match(es) requiring parameter review
How do I read the HF6252 part number?
See the designation decoder above: each segment of HF6252 encodes size, line type, filtration grade and media/collapse execution.
Is a same-envelope aftermarket element always a drop-in replacement?
No. Matching OD and length only proves the cartridge fits the bowl. End-cap style, seal compound, micron/Beta rating, collapse pressure and bypass configuration must also match; the table above tags every equivalent as full, partial or verify for exactly this reason.
How often should a hydraulic return-line element be replaced?
Replace at the housing manufacturer’s recommended differential-pressure setting (commonly signalled by a clogging indicator), or on a time-based service interval when no indicator is fitted — never wait for bypass to open continuously, because unfiltered oil then reaches the valves.
Other models in the HF Hydraulic series
All 2621 →Reviewed & verified by the ElementRef engineering desk against Cummins Filtration / Fleetguard on 2026-09-28. Read our editorial & correction policy.