Fleetguard · HF Hydraulic · return line
HF7901 filter element: specifications & equivalents
The HF7901 is a Fleetguard return-line hydraulic filter element, sized 93.5 × 142.5 mm OD × length, rated at 12 µm class (TWA 12 µm at β=2 per ISO 16889). Verify against the current manufacturer data sheet before ordering.
Envelope OD × L 93.5 × 142.5 mm
Filtration rating 12 µm nom.
Beta rating TWA 12 µm at β=2 per ISO 16889
Thread 3/4-14 BSP
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 | 12 µm |
| Rating basis | nominal |
| Beta ratio | TWA 12 µm at β=2 per ISO 16889 |
| Outside diameter OD | 93.5 mm |
| Length | 142.5 mm |
| Thread / connection | 3/4-14 BSP |
| End caps | spin-on baseplate with attached gasket |
| Flow direction | outside-in |
| Integral bypass valve | none (housing/valve-dependent) |
| Manufacturer part no. | HF7901 |
| 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 | 93.5 mm (3.681 in) |
| Overall length | 142.5 mm (5.610 in) |
All 94×143 mm interchange elements →
Cross references & equivalents
| Equivalent model | Brand | Match level | Note |
|---|---|---|---|
|
↔ 13002 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 13002 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 220910 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 220910 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 310013 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 310013 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 457405 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 457405 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 4574055 page in verification queue | UFI | partial | Fleetguard's online catalog lists 4574055 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 7507 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 7507 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 80457405 page in verification queue | UFI | partial | Fleetguard's online catalog lists 80457405 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 94156 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists 94156 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ A210C10 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists A210C10 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ A210C10BM page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists A210C10BM as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ BT8935 | Baldwin Filters | partial | Fleetguard's online catalog lists BT8935 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ BT8935 | Baldwin Filters | partial | Baldwin's Form 561 Number-Finder cross-reference lists HF7901 (FLEETGUARD) as replaced by Baldwin BT8935. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CS0001H page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CS0001H as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CSM05ANR page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CSM05ANR as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CT050P10 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CT050P10 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CT050P10A page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CT050P10A as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CT050P25 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CT050P25 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ CT050P25A page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CT050P25A as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ CTT050P10A page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists CTT050P10A as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FDB31P10 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists FDB31P10 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FFPA1105210BP page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists FFPA1105210BP as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HF0790100 page in verification queue | Fleetguard | partial | Fleetguard's online catalog lists HF0790100 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HF0790100JX page in verification queue | Fleetguard | partial | Fleetguard's online catalog lists HF0790100JX as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ LFH8535 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists LFH8535 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ MX1518410X4 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists MX1518410X4 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ NT10C025 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists NT10C025 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ P171625 page in verification queue | Donaldson | partial | Fleetguard's online catalog lists P171625 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ P565242 | Donaldson | partial | Fleetguard's online catalog lists P565242 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ QAA2403 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists QAA2403 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SCTT50P25 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SCTT50P25 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SH76408 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists SH76408 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ TIE1510 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists TIE1510 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ TTE1510 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists TTE1510 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UC2401 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC2401 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UC2402 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC2402 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UC2403 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC2403 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
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↔ UC2404 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC2404 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UC2408 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC2408 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UC5031 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists UC5031 as an interchange for HF7901. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ WGUC2408 page in verification queue | Aftermarket | partial | Fleetguard's online catalog lists WGUC2408 as an interchange for HF7901. 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 HF7901 model number is decoded
- HF7901Fleetguard HF-series hydraulic spin-on filter part number.
- 142.5 mmOverall height.
- 93.5 mmLargest outside diameter.
- 3/4-14 BSPSpin-on mounting thread.
- TWA 12 µm at β=2 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 HF7901 filter element?
The published envelope is 93.5 mm OD × 142.5 mm length (3.681 × 5.610 in). Confirm against the housing drawing before ordering.
What micron rating does HF7901 use?
This element is rated 12 µm (nominal class) — TWA 12 µm at β=2 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 HF7901 filter element?
40 partial match(es) requiring parameter review
How do I read the HF7901 part number?
See the designation decoder above: each segment of HF7901 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 6 catalog element(s) share the 94×143 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.