Fleetguard · HF Hydraulic · return line
HF35439 filter element: specifications & equivalents
The HF35439 is a Fleetguard return-line hydraulic filter element, sized 128 × 270 mm OD × length, rated at 20 µm absolute (20 µm at β75(c) per ISO 16889). Verify against the current manufacturer data sheet before ordering.
Envelope OD × L 128 × 270 mm
Filtration rating 20 µm abs.
Beta rating 20 µm at β75(c) per ISO 16889
Line type return
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 | return line |
| Filtration rating | 20 µm |
| Rating basis | absolute |
| Beta ratio | 20 µm at β75(c) per ISO 16889 |
| Outside diameter OD | 128 mm |
| Length | 270 mm |
| End caps | spin-on baseplate with attached gasket |
| Flow direction | outside-in |
| Integral bypass valve | none (housing/valve-dependent) |
| Manufacturer part no. | HF35439 |
| 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.
Dimensions & series range
| Outside diameter | 128 mm (5.039 in) |
| Overall length | 270 mm (10.630 in) |
All 128×270 mm interchange elements →
Cross references & equivalents
| Equivalent model | Brand | Match level | Note |
|---|---|---|---|
|
↔ 0180MA003BN page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 0180MA003BN as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 0180MA005BN page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 0180MA005BN as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ 0180MA010BN page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 0180MA010BN as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 110474 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 110474 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ 1329214C1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 1329214C1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 1359684 page in verification queue | UFI | partial | Fleetguard's online catalog lists 1359684 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 177356A1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 177356A1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 2059439 page in verification queue | UFI | partial | Fleetguard's online catalog lists 2059439 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 2059440 page in verification queue | UFI | partial | Fleetguard's online catalog lists 2059440 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 285011 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 285011 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 3795 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 3795 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 3991102M1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 3991102M1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 55894 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 55894 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ 700356A1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 700356A1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 709173A1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 709173A1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 8460312003 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 8460312003 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 9576P550276 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 9576P550276 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ 9U5870 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 9U5870 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ A177605 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists A177605 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ AY003 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists AY003 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ BT731 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists BT731 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CA402FD1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CA402FD1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ CCA302AFC1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CCA302AFC1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ CCA302AFD1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CCA302AFD1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HC7500FDN8H page in verification queue | Pall | partial | Fleetguard's online catalog lists HC7500FDN8H as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HC7500FDP8H page in verification queue | Pall | partial | Fleetguard's online catalog lists HC7500FDP8H as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HC7500SCN8H page in verification queue | Pall | partial | Fleetguard's online catalog lists HC7500SCN8H as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HC7500SDZ8H page in verification queue | Pall | partial | Fleetguard's online catalog lists HC7500SDZ8H as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HC9500SUK8H page in verification queue | Pall | partial | Fleetguard's online catalog lists HC9500SUK8H as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HP75L812MB page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists HP75L812MB as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HP75L83MB page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists HP75L83MB as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ HP75L86MB page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists HP75L86MB as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ LFH4997 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists LFH4997 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ LFH95417 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists LFH95417 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ LH5876 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists LH5876 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ MC1329214C1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists MC1329214C1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ MC177356A1 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists MC177356A1 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ MFE16005PN2 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists MFE16005PN2 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ P165874 page in verification queue | Donaldson | partial | Fleetguard's online catalog lists P165874 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ P165876 | Donaldson | partial | Fleetguard's online catalog lists P165876 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ P564041 page in verification queue | Donaldson | partial | Fleetguard's online catalog lists P564041 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SBF75008S7B page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SBF75008S7B as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ SF-6707-MG | STAUFF | partial | STAUFF Filter Interchange lists HF 35439 (FLEETGUARD / CUMMINS) as replaced by SF-6707-MG. Envelope dimensions are published; media grade and performance data are not — confirm before substituting in cleanliness-critical circuits. |
|
↔ SF6731 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SF6731 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SH56757 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SH56757 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SH56763 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SH56763 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SH87245 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SH87245 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SH87247 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SH87247 as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ WD13006X | MANN-FILTER | partial | MANN-FILTER's online catalog lists HF35439 (FLEETGUARD/CUMMINS FILTRATION) as a comparison number for WD13006X. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ WD13006X | MANN-FILTER | partial | Fleetguard's online catalog lists WD13006X as an interchange for HF35439. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ WOH716 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists WOH716 as an interchange for HF35439. 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 HF35439 model number is decoded
- HF35439Fleetguard HF-series hydraulic spin-on filter part number.
- 270 mmOverall height.
- 128 mmLargest outside diameter.
- 20 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
- A return-line element is not a pressure-line element: return cartridges (BN4HC low-collapse) tolerate roughly 20 bar differential, while BH4HC pressure executions are rated to 210 bar. Installing a low-collapse element in a pressure housing can rupture the media on cold-start spikes.
- This element has no integral bypass — opening pressure is set by the housing’s reusable bypass valve. Confirm the valve setting (commonly 3.4 bar) is present before fitting.
- “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 are the dimensions of the HF35439 filter element?
The published envelope is 128 mm OD × 270 mm length (5.039 × 10.630 in). Confirm against the housing drawing before ordering.
What micron rating does HF35439 use?
This element is rated 20 µm absolute — 20 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 HF35439 filter element?
51 partial match(es) requiring parameter review
How do I read the HF35439 part number?
See the designation decoder above: each segment of HF35439 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.
Same-envelope elements from other brands
View full interchange →These 4 catalog element(s) share the 128×270 mm envelope. Envelope match alone does not guarantee interchangeability — compare micron/Beta, seals and collapse rating.
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.