Baldwin Filters · Form 561 Interchange · inline line
H9039 filter element: specifications & equivalents
The H9039 is a Baldwin Filters inline-line hydraulic filter element. Verify against the current manufacturer data sheet before ordering.
Line type inline
Partially verified. Fit and grade trace to an official interchange document;
dimensional values are compiled from 0 aftermarket listing(s)
and must be confirmed against the manufacturer housing drawing. Confidence score 0.80.
Form 561 is a cross-reference only — Baldwin prints no dimensions, micron rating, collapse pressure or seal data for this part number here. Verify every specification against the current Baldwin data sheet before ordering.
Specification table
| Parameter | Value |
|---|---|
| Filter type | inline line |
| Integral bypass valve | none (housing/valve-dependent) |
| Manufacturer part no. | H9039 |
| Source catalog | Baldwin Filters: Baldwin Filters Form 561 |
| Last verified | 2026-09-30 |
Sources: Baldwin Filters — Baldwin Filters Form 561 — accessed 2026-09-30.
Baldwin Filters® and all model designations are trademarks of their respective owners, used here for identification only — ElementRef is an independent reference site, not an authorized Baldwin Filters distributor.
Cross references & equivalents
| Equivalent model | Brand | Match level | Note |
|---|---|---|---|
|
↔ 10426R06BN page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists 10426R06BN (HYDAC) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ 87825N page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists 87825N (NELSON-WINSLOW) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ AFKOVL666 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists AFKOVL666 (AIRFIL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ BE85002606A page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists BE85002606A (BEHRINGER FLUID) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ C3850DGEB26 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists C3850DGEB26 (SEPARATION) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ CK585006VG10BP26 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists CK 585006VG10BP26 (CK) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ D2066666 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists D2066666 (HYH) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ F850026K6B page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists F850026K6B (FILTERMART) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FIHY20352 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists FIHY20352 (SFF) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FISH57087 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists FISH57087 (HIF) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ FLH95880 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists FLH95880 (LU) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ GHF30134 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists GHF30134 (FLEETGUARD) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ GHF7037 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists GHF7037 (FLEETGUARD) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ GHF7038 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists GHF7038 (FLEETGUARD) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HC8500FDN26H page in verification queue | Pall | partial | Baldwin's Form 561 Number-Finder cross-reference lists HC8500FDN26H (PALL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HC8500FKN26H page in verification queue | Pall | partial | Baldwin's Form 561 Number-Finder cross-reference lists HC8500FKN26H (PALL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HC8500FUN26H page in verification queue | Pall | partial | Baldwin's Form 561 Number-Finder cross-reference lists HC8500FUN26H (PALL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HC8500FUS26H page in verification queue | Pall | partial | Baldwin's Form 561 Number-Finder cross-reference lists HC8500FUS26H (PALL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ HF30134 | Fleetguard | partial | Fleetguard's online catalog lists H9039 as an interchange for HF30134. Envelope cross-reference; verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HH1266298 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists HH1266298 (HYDAC) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ HP85L266MB page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists HP85L266MB (HY-PRO) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ KK4XAC3 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists KK4XAC3 (GRN) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ KPR4224 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists KPR4224 (PARKER) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ M301090 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists M301090 (INTERNORMEN) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ N850026005BN page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists N850026005BN (HY) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ N8500EAL062N3 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists N8500EAL062N3 (PFA) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ NHH8526MCBL page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists NHH8526MCBL (FILTERSOFT) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ NP164921 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists NP164921 (DO) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ NP165162 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists NP165162 (DO) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ NR850H2606A page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists NR850H2606A (FA) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ ONP571646 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists ONP571646 (DONALDSON) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ OWGPN8526 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists O WGPN8526 (WOO) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ P85200KFB page in verification queue | Donaldson | partial | Baldwin's Form 561 Number-Finder cross-reference lists P85200KFB (PT) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ Q8500266UM page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists Q8500266UM (TRI) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ Q8850L06B26 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists Q8850L06B26 (SET) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ QH8500A06B26 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists QH8500A06B26 (QUALITY) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ RG02809 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists RG02809 (PARKER) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ RHFR830134 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists RHFR830134 (FLEETRITE) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ RHFR87037 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists RHFR87037 (FL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ RHFR87038 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists RHFR87038 (FL) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ RP-090-E-05-B | STAUFF | partial | Baldwin's Form 561 Number-Finder cross-reference lists RP090E05B (STAUFF) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SBF850026S3B page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists SBF850026S3B (SCHROEDER) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
| ↔ SBF-8500-26Z5B | Schroeder Industries | partial | Baldwin's Form 561 Number-Finder cross-reference lists SBF850026Z5B (SCHROEDER) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SE2850L06B26 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists SE2850L06B26 (SET) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ SN8500EAL122N3 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists SN8500EAL122N3 (PUROLATOR-FACET) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ TIP85200HFB page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists TIP85200HFB (PT) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ TP3I0646 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists TP3I0646 (CATERPILLAR) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ TP3I0663 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists TP3I0663 (CATERPILLAR) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UFC1373F005BS page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists UFC1373F005BS (FINN FILTER) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ UTSF8500266UM page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists UTSF8500266UM (SWI) as replaced by Baldwin H9039. Form/fit listing without published performance data — verify micron grade, collapse rating and seal configuration before substituting. |
|
↔ XR452G06 page in verification queue | Aftermarket | partial | Baldwin's Form 561 Number-Finder cross-reference lists XR452G06 (FILTREC) as replaced by Baldwin H9039. Form/fit listing without published performance data — 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 H9039 model number is decoded
- H9039Baldwin filter part number per the Form 561 Number-Finder cross-reference.
Typical equipment & applications
- Hydraulic / transmission filtration — listed in the Baldwin Form 561 Number-Finder cross-reference.
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 replaces the H9039 filter element?
51 partial match(es) requiring parameter review
How do I read the H9039 part number?
See the designation decoder above: each segment of H9039 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 Form 561 Interchange series
All 1208 →Reviewed & verified by the ElementRef engineering desk against Baldwin Filters on 2026-09-30. Read our editorial & correction policy.