Hydraulic Filter Assemblies

Offering a Complete Line of Assemblies for Use with Hydraulic Circuits

We offer heads, filters and related accessories for use in suction and in-tank (low-pressure), return lines (medium-pressure) and pressure line (high-pressure) applications. It adds up to a comprehensive offering to support nearly any hydraulic circuit filtration need.

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Products

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For working pressures between 0-20 bar (0-290 psi)

For working pressures between 20-130 bar (290-1885 psi)

For working pressures between 130-450 bar (1885-6527 psi)

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SP15/25 Spin-On

The SP15/25 series are economical, low pressure filters with spin-on convenience and a wide range of cleanliness and pressure ratings.

W023 Spin-On

The W023 is a versatile spin-on series is an excellent choice for use in high corrosion environments. The gray iron head construction can be ordered with gauge or differential pressure indicator ports.

HBK05 Spin-On

HBK05 is a strong and durable low pressure filter with a spin-on design that simplifies servicing and reduces maintenance costs.

SP50/60 Spin-On

The SP50/60 spin-on filter is an economical, low-pressure model with a broad selection of media ratings. The die cast aluminum head and steel body ensure strength and durability, perfect for a wide variety of mobile and in-plant applications.

SP80/90 Spin-On

SP80/90 double filter head allows for double the flow capacity, with two filters to hold more contaminant.

SP100/120 Spin-On

SP100/120 double filter head allows for double the flow capacity and a unique, space-saving configuration. Aluminum casting and nitrile seals, standard.

WL15 In-Tank

WL15 in-tank filter meets HF4 automotive standard. The quick disconnect cover allows for easy and efficient filter change outs. An optional secondary inlet port offers the use of a second return line.

WL16 In-Tank

WL16 in-tank filters meet the HF4 automotive standard. Quick disconnect cover allows easy and efficient filter change-outs. Optional secondary inlet port allows for a second return line. Units can be top or side reservoir mounted.

FIK In-Tank

FIK in-tank filters are economical, space-saving units offering a variety of options including aluminum or plastic access covers, mounting options, breathers, and accessories including diffusers and oil dipsticks

SRK Combo In-Tank

Our SRK tank-mounted suction and return system is a popular choice for hydrostatic transmissions. The filtered flow is maintained at a slight back pressure to provide clean, pressurized oil, while reducing cavitation.

FHK In-Tank

Our FHK in-tank filters are economical, space-saving units. They can be used in both return and suction line configurations.

Duramax® HMK03 Spin-On

HMK03 Series Duramax® spin-on filters offer twice the capacity of competitive filters, yet they are physically smaller than traditional housing/cartridge filter assembles.

Duramax® HMK04/24 Spin-On

HMK04 (single) and HMK24 (double) Duramax® spin-on filters feature a durable die-cast aluminum head, heavy-duty steel body, with die-cast aluminum top plate for added strength. A special head-to-canister O-Ring seal prevents leakage.

Duramax® HMK05/25 Spin-On

HMK05 (single) and HMK25 (double) Duramax® spin-on filters are perfect for high-flow applications, featuring a heavy-duty steel body and die-cast top plate for added strength. A special head-to-canister O-Ring seal prevents leakage.

Duramax® HNK04/05 Spin-On

HNK Duramax® filters utilize a RadialSeal™ design for easier servicing and more reliable seal without having to torque to specification. Synteq™ filter media maintains high filtration efficiency and higher dust-holding capacity.

FLK90/110/125 Cartridge

The FLK assembly is a robust, reusable housing and disposable cartridge design, accommodating multiple housing lengths. Designed for easy, clean, convenient servicing.

FCK-LC Cartridge

Our FCK-LC is a strong and durable medium pressure in-line filter with aluminum alloy bowl and head.

HPK02 Cartridge

The HPK02 is a heavy-duty filter built for high pressure applications, with cast aluminum head and impact-extruded aluminum housing for strength and durability at relatively lightweight.

DPK2400 Cartridge

DPK2400 duplex filter assemblies allow continuous filtration during filter servicing to avoid machine shutdown. The DPK2400 duplex design combines durable iron heads and carbon steel bowls for superior, high-strength performance.

W440 Cartridge

The W440 filter assembly can be manifold mounted to the hydraulic system. The size and material configuration are well-suited for today’s demanding proportional and servo valve applications.

FPK02 Cartridge

Built for high pressure applications, the FPK02 features strong, durably constructed cast iron head and cold-extruded steel housing. It meets the HF2 in-plant automotive specification.

W350 Cartridge

The W350 T-type ported series offers flows up to 190 lpm / 50 gpm with 3 bypass options and conforms to the HF3 automotive standard. Our standard housing drain plug helps relieve system pressure during filter change outs.

HPK03 Cartridge

The sturdy HPK03 filter is constructed of ductile iron for durability in high pressure applications. Standard housing drain plug simplifies servicing. Housing includes fluoroelastomer head-to-housing seal.

FPK04 Cartridge

The FPK04 T-type ported series offers flows up to 379 lpm / 100 gpm with a bypass option and conforms to the HF3 automotive standard. Donaldson Synteq™ media is offered in a variety of designs.

HPK04 Cartridge

The HPK04 high pressure filter series is made of ductile iron and steel for strength and durability. Machined bypass valves are case-hardened at critical points to provide maximum strength and reliability.

W451 Cartridge

The W451 base-mounted filter series provides for easy servicing featuring top cover access for filter changeout. Ductile iron filter head design provides for SAE ports along with optional space saving manifold mounting.

W620 Cartridge

The W620 filter assembly contains the popular HF3 filter. It offers a reverse flow bypass valve option available for hydrostatic transmissions. Donaldson DT high-performance 4-layer media is available in five media grades.

HPK05 Cartridge

The HPK05 high pressure filter series is made of ductile iron and steel for strength and durability. Machined bypass valves are case-hardened at critical points to provide maximum strength and reliability.

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Resources

Hydraulic Catalog ›

Assembly Selection Guide ›

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