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306604 Replace Internormen Oil Filter

Part number
306604
Filter layer
Fiberglass/Stainless steel
Filtration rate
5 μm
Sealing material
NBR
Working temperature
-20~+110℃
Origin
Henan,China
Package
Neutral carton package
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Products Description
Specification
Features

Products Description

The 306604 Replacement Oil Filter Element is a high-performance, direct-fit replacement for the original Internormen 01.NR series return-line filter. Engineered to the highest technical standards, this element is designed to be interchangeable with the Eaton 01.NR.1000.3VG.10.B.P.- model and reliably removes solid particles, colloidal contaminants, and other pollutants from the working medium of hydraulic and lubrication systems, effectively controlling the pollution degree of the working medium and ensuring the reliable operation of the entire system.

Its durable construction and high-performance media protect critical components such as pumps, valves, and actuators from abrasive wear, which directly contributes to enhanced system reliability, prolonged equipment service life, and minimized costly unplanned downtime.

Specifications

Part number 306604
End caps Carbon steel
Working temperature -20℃ ~+120 ℃
Filter layer Fiberglass/Stainless steel
Filtration rate 5 micron
Working pressure 10 bar
Origin Henan, China
Package Carton package

Note: Specifications are based on the standard. Exact parameters vary with media selection, pleating geometry, and end‑cap design. The user should consult the manufacturer for media grade recommendations based on operating conditions.

 

Features

Direct OEM Replacement: Manufactured to exact specifications for a perfect fit with standard hydraulic filter housings, compatible with HYDAC, Pal, MP, Parker, and other major brand systems.
Premium Glass Fiber Media: Features high-efficiency borosilicate glass fiber filter material that offers superior particle capture performance, high temperature resistance, and strong acid/alkali corrosion resistance. Excellent for fine filtration applications where consistent cleanliness is critical.
Multiple Media Options: Available in various filter media to match specific application requirements:
Configurable Filtration Rating: Filtration precision adjustable from 1μm to 100μm, enabling customized particle retention from ultra-fine polishing to general-purpose filtration. Standard ratings include 1μm, 3μm, 5μm, 10μm, 20μm, 30μm, and 50μm.
Robust Outer Skeleton Protection: The pleated filter layer features an external metal skeleton that protects the filter material and evenly distributes incoming fluid over the entire filtration surface, preventing channeling and ensuring full media utilization.
Didn't find your industry solution? Consult our technical experts immediately.

Optional Part Number

01.E 950.10VG.10.E.P
01.E90.10VG.HR.EP
01.E 60.16VG.HR.E.P
01E.150.6VG.30.E.V
1.E2001.25V.10EP
01.E320.10VG.16.S.P.
01.E360.25VG.30.EP
01.E.30.10VG.HR
01.E30.3VG.HR
01.NL400.25G.30.EP
01E.450.25VG.30.E.V
01.E175.25G.16E.P
01.TS 425.16VG
01NL.400.40G.30.S1.P
01NBF.55-85.10P.P
101.40G.16.E.V
01Е.150.3 VG.HR.E.P.
01.NR1000.25G.10.B.P
DU1001.10VG.10BP.FS.A
NF1000.10VG.10.B.V
ASF90.80G.E.O
01NL40025G30EP

There are part of the models related to the replace Internormen oil filter 306604. If you have other needs, please send details to us to get a quote.

Manufacturer of Alternative Oil Filter

Huahang Filter has been manufacturing industrial hydraulic, lubrication, and filtration products since 2003. Operating from a 26,000 m² ISO 9001:2015 certified facility in Xinxiang, Henan Province, the company exports to more than 120 countries, with exports accounting for over 80% of total production.

◊Why Choose Huahang Filter

  • Factory Strength: 26,000 m² facility with advanced pleating lines, automated bonding equipment, and CNC machining for end cap fabrication. Vertical integration ensures end‑to‑end quality control.
  • 20+ Years of Filtration Experience: Since 2003, Huahang has manufactured thousands of precision filter elements for hydraulics, lubrication, and industrial systems worldwide.
  • ISO 9001:2015 Certified Quality: Every element is produced under a strict quality management system with full material traceability and dimensional verification.
  • Globally Trusted – With exports to over 120 countries, Huahang serves industrial clients in Europe, North America, the Middle East, and Asia.

Custom Service

Huahang offers comprehensive custom engineering for Internormen (Eaton) filter elements:

Service Details
Dimensions Outer diameter, inner diameter, length, end cap style, seal groove profile
Micron Rating 1, 3, 6, 12, 25, 50 μm and beyond
Media Type Glass fiber, stainless steel wire mesh, synthetic, cellulose
End Cap Material Carbon steel, stainless steel, aluminum, or high‑strength polymer
Seal Material NBR , Viton , EPDM, silicone
Working Pressure 1.0 MPa, 2.0 MPa, 16.0 MPa, or custom
Working Temperature -20°C to +110°C standard; extended range with specialty seals
Private Labeling Custom part numbers, branding, and packaging for OEM and distributor partners

FAQ

Q: How do I know if this filter will fit my system?
A: The 306604 replacement is designed for compatibility with the Internormen 01.NR.1000.3VG.10.B.P.- filter housing. Please verify your housing’s part number or dimensions against this filter.

Q: What hydraulic fluids is this filter compatible with?
A: The element is compatible with a wide range of mineral oils, synthetic hydraulic fluids, and lubricants. The standard NBR seal provides excellent compatibility with these common fluids. For phosphate esters , water-glycol , or other specialty fluids, we offer Viton seals and can verify full chemical compatibility.

Q: How often should I replace this filter element?

A: Replacement intervals should be determined by:

  • Differential pressure indicator – Replace when the indicator signals a clogged element

  • Scheduled maintenance – Follow OEM recommendations for your specific equipment

  • Operating conditions – Harsher environments may require more frequent changes

  • Fluid analysis results – Regular oil sampling can help optimize change intervals

Related Products

Related Cases

Xinxiang City Huahang Filter Co., Ltd is professional in the production of Hydraulic Filter, Air Filter and Pipe Filter.Product series range from Oil Filter, Air Filter, Water Filter, Polymer Filter,Candle Filter Element, Stainless Steel Filter to filter Coalescer and Separator.

FAQ

What is the difference between a standard filter and a custom filter?

Standard filters are mass-produced in fixed sizes and specifications, while custom filters are designed to match specific equipment dimensions, operating conditions, and filtration requirements. Custom filters improve sealing, efficiency, and service life.

How do I select the right filter for my application?

Filter selection depends on fluid or air type, particle size, flow rate, pressure, temperature, and compatibility with the system. Providing operating data helps ensure optimal filtration performance.

Will your replacement filter cartridges damage my equipment? Is the quality guaranteed?

Absolutely not. Our replacement filter cartridges strictly adhere to OEM dimensions, interfaces, and performance standards, using equivalent or superior filter materials, and have passed rigorous ISO testing and end-user validation. We provide a quality guarantee to ensure the safe operation of your equipment.

We don't have a specific model number, only operating condition requirements. Can you help us select a suitable model?

Yes, but you need to provide:

① the filtering medium (oil, gas, water, chemical liquid?);

② flow rate, pressure, and temperature;

③ required filtration accuracy;

④ connection type.

Our technical team will recommend the most economical solution for you.

How can I ensure that this filter element can be adapted to my device/system?

We have multiple ways to ensure compatibility:


Provide original filter element information: Please provide the brand, model, clear photos or detailed dimension drawings of your existing filter element (especially the interface type and size, length, outer diameter, inner diameter).


Provide equipment information: Tell us your equipment brand, model or application scenario, etc.


Contact us: Our technical team has rich experience and can quickly determine or design a fully compatible replacement filter element based on the information you provide. It is recommended that you contact us directly to obtain the most accurate adaptation plan.

How do you ensure the quality and performance of the filter element?

Quality is our lifeline. We insist on:


Strict material selection: Use high-quality raw materials that meet industry standards.


Advanced technology: Use automated or precision-controlled production processes.


Multiple quality inspections: Implement full-process quality inspections from raw material storage to finished product delivery (including size, sealing, filtration efficiency, integrity testing, etc.).


Performance testing: Key products will undergo actual working condition simulation testing.


Compliance with standards: Our production and products comply with [e.g.: ISO 9001].


Customized verification: For customized filter elements, we will confirm key performance indicators with customers and provide test reports (if necessary).

What is a dust collector filter used for?

Dust collector filters remove airborne dust and particulate matter from industrial processes such as welding, grinding, woodworking, and powder handling to protect equipment and improve air quality.

How often should dust collector filter cartridges be replaced?

Replacement depends on dust load, operating hours, and cleaning efficiency. A consistent increase in pressure drop is a common indicator that the filter needs replacement.

Can dust collector filters be cleaned and reused?

Many cartridge filters are designed for pulse-jet cleaning, but they are not permanently reusable. Over time, media fatigue reduces performance and replacement becomes necessary.

What micron rating is best for hydraulic oil filtration?

Common hydraulic filters range from 3 to 25 microns. The optimal rating depends on system sensitivity and manufacturer specifications.

What happens if a hydraulic oil filter is not replaced on time?

Delayed replacement can cause pressure loss, valve sticking, pump wear, and reduced system efficiency, leading to costly downtime.

Where are precision filters commonly used?

Precision filters are widely used in electronics manufacturing, pharmaceuticals, food processing, chemical processing, and high-purity fluid systems.

How does precision filtration affect system performance?

Precision filtration improves product quality, extends equipment life, and reduces unplanned downtime caused by contamination.

What is the difference between a coalescer filter and a separator filter?

They are two distinct technologies often used together to remove liquids from a gas or liquid stream. The key difference is their core function:

A Coalescer Filter merges tiny, invisible liquid droplets into large, heavy ones.

A Separator Filter catches and drains those large droplets from the flow.

How They Work:

Coalescer: The stream passes through a special media (like fine fibers). Microscopic aerosol droplets collide and merge (coalesce) into drops large enough to drain. It solves the problem of suspended mist.

Separator: The flow then enters a chamber with baffles or vanes. The now-large droplets hit the surfaces, fall out by gravity, and collect in a sump. It provides the final, clean separation.

Are stainless steel filter elements washable?

Yes, most stainless steel filter elements can be cleaned using backflushing, ultrasonic cleaning, or chemical cleaning methods.
373-5471699
info@huahangfilter.com
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