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ARGO-HYTOS · Hydraulic Filters · pressure line

HD 319-769 OD1 filter element: specifications & equivalents

The HD 319-769 OD1 is a ARGO-HYTOS pressure-line hydraulic filter element, rated at 5 µm class. Verify against the current manufacturer data sheet before ordering.

Filtration rating 5 µm nom.
Line type pressure
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 0.88.

Nominal pressure, bypass setting and rated flow are taken from the ARGO-HYTOS product portal. Verify port configuration and element compatibility against the current ARGO-HYTOS data sheet before ordering.

Specification table

ParameterValue
Filter type pressure line
Filtration rating 5 µm
Rating basis nominal
Rated flow 155 L/min
Integral bypass valve opens at 7 bar
Manufacturer part no. 34110100
Source catalog ARGO-HYTOS: ARGO-HYTOS product portal (portal.argo-hytos.com)
Last verified2026-09-28

Sources: ARGO-HYTOS — ARGO-HYTOS product portal (portal.argo-hytos.com) — accessed 2026-09-28.

ARGO-HYTOS® and all model designations are trademarks of their respective owners, used here for identification only — ElementRef is an independent reference site, not an authorized ARGO-HYTOS distributor.

Cross references & equivalents

No catalog-verified cross references yet. This model is in the manual verification queue — request a verified equivalent.

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 HD 319-769 OD1 model number is decoded

  • HD 319-769 OD1ARGO-HYTOS high-pressure filter assembly part number (High Pressure Filter) per the official product portal.
  • 5 µmPublished filter fineness (nominal rating as printed by ARGO-HYTOS).
  • 155 l/minRated flow of the filter assembly.
  • 360 barNominal pressure rating of the filter assembly.
  • 7 barBypass valve opening pressure.
  • V3.0817-03Replacement filter element for this assembly.

Typical equipment & applications

  • Pressure-line filtration upstream of control valves
  • Industrial and mobile hydraulic systems

Selection pitfalls — read before you substitute

  • This execution carries an integral bypass valve (opens at 7 bar). The same envelope also exists without it, relying on the housing valve. Mixing the two strategies changes cold-start protection — match what was installed originally.
  • “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).
  • Fine 5 µm media loads faster and runs at a higher cold Δp than coarser grades — only downgrade cleanliness targets if the system ISO 4406 code allows it.
  • 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 HD 319-769 OD1 use?
This element is rated 5 µm (nominal class). Always compare Beta ratings at the same test point: two brands may print different micron numbers for the same physical grade.
What replaces the HD 319-769 OD1 filter element?
Cross references are being verified for this model — use the inquiry form and the engineering desk will confirm equivalents.
How do I read the HD 319-769 OD1 part number?
See the designation decoder above: each segment of AHHD319769OD1 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 Hydraulic Filters series

All 767 →
AS 010-00K 100 µm AS 025-01K 100 µm AS 025-12S 200 µm AS 025-14K 100 µm AS 039-18S AS 040-01K 100 µm AS 040-71K 100 µm AS 060-01K 100 µm AS 060-04K8 100 µm AS 060-91S 100 µm

Reviewed & verified by the ElementRef engineering desk against ARGO-HYTOS on 2026-09-28. Read our editorial & correction policy.