Fleetguard · HF Hydraulic · inline line

HF6238 filter element: specifications & equivalents

The HF6238 is a Fleetguard inline-line hydraulic filter element, sized 101.22 × 128.78 mm OD × length (ID 33.32 mm), rated at 23 µm absolute (23 µm at β75(c); 25 µm at β200(c) per ISO 16889). Verify against the current manufacturer data sheet before ordering.

Envelope OD × L 101.22 × 128.78 mm
Inside diameter 33.32 mm
Filtration rating 23 µm abs.
Beta rating 23 µm at β75(c); 25 µm at β200(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

ParameterValue
Filter type inline line
Filtration rating 23 µm
Rating basis absolute
Beta ratio 23 µm at β75(c); 25 µm at β200(c) per ISO 16889
Outside diameter OD 101.22 mm
Inside diameter ID 33.32 mm
Length 128.78 mm
End caps open-ended cartridge element
Rated flow 71.2 L/min
Integral bypass valve none (housing/valve-dependent)
Manufacturer part no. HF6238
Source catalog Cummins Filtration / Fleetguard: Fleetguard online product catalog (fleetguard.com)
Last verified2026-09-28

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 diameter101.22 mm (3.985 in)
Inside diameter33.32 mm (1.312 in)
Overall length128.78 mm (5.070 in)

All 101×129 mm interchange elements →

Cross references & equivalents

Equivalent modelBrandMatch levelNote
↔ 102D12
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AftermarketpartialFleetguard's online catalog lists 102D12 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 15513845
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UFIpartialFleetguard's online catalog lists 15513845 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 2137065
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UFIpartialFleetguard's online catalog lists 2137065 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 2FH208
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AftermarketpartialFleetguard's online catalog lists 2FH208 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 49055291
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UFIpartialFleetguard's online catalog lists 49055291 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 5315480003
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AftermarketpartialFleetguard's online catalog lists 5315480003 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 532537101
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AftermarketpartialFleetguard's online catalog lists 532537101 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 557196
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AftermarketpartialFleetguard's online catalog lists 557196 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 57196
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AftermarketpartialFleetguard's online catalog lists 57196 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 6303161
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UFIpartialFleetguard's online catalog lists 6303161 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 7196
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AftermarketpartialFleetguard's online catalog lists 7196 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 76061778
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UFIpartialFleetguard's online catalog lists 76061778 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 7999900301
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AftermarketpartialFleetguard's online catalog lists 7999900301 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 83284B
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AftermarketpartialFleetguard's online catalog lists 83284B as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 83284D
page in verification queue
AftermarketpartialFleetguard's online catalog lists 83284D as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 83284E
page in verification queue
AftermarketpartialFleetguard's online catalog lists 83284E as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 83284M
page in verification queue
AftermarketpartialFleetguard's online catalog lists 83284M as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 84196
page in verification queue
AftermarketpartialFleetguard's online catalog lists 84196 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ 85102531
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UFIpartialFleetguard's online catalog lists 85102531 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ AA016002
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AftermarketpartialFleetguard's online catalog lists AA016002 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ C7058
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AftermarketpartialFleetguard's online catalog lists C7058 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ HF0623800
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FleetguardpartialFleetguard's online catalog lists HF0623800 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ HF0623800J
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FleetguardpartialFleetguard's online catalog lists HF0623800 J as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ HF0623800JX
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FleetguardpartialFleetguard's online catalog lists HF0623800JX as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ LH5961
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AftermarketpartialFleetguard's online catalog lists LH5961 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ NMC83284D
page in verification queue
AftermarketpartialFleetguard's online catalog lists NMC83284D as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ NMC83284M
page in verification queue
AftermarketpartialFleetguard's online catalog lists NMC83284M as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ P550698
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DonaldsonpartialFleetguard's online catalog lists P550698 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ PT8487
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AftermarketpartialFleetguard's online catalog lists PT8487 as an interchange for HF6238. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting.
↔ Q83284
page in verification queue
AftermarketpartialFleetguard's online catalog lists Q83284 as an interchange for HF6238. 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 HF6238 model number is decoded

  • HF6238Fleetguard HF-series hydraulic cartridge element part number.
  • 128.78 mmOverall height.
  • 101.22 mmLargest outside diameter.
  • 33.32 mmLargest end inside diameter.
  • 23 µm at β75(c); 25 µm at β200(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 are the dimensions of the HF6238 filter element?
The published envelope is 101.22 mm OD × 128.78 mm length with a 33.32 mm inside diameter (3.985 × 5.070 in × 1.312 in ID). Confirm against the housing drawing before ordering.
What micron rating does HF6238 use?
This element is rated 23 µm absolute — 23 µm at β75(c); 25 µm at β200(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 HF6238 filter element?
30 partial match(es) requiring parameter review
How do I read the HF6238 part number?
See the designation decoder above: each segment of HF6238 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 1 catalog element(s) share the 101×129 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.