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The PARKER 940803 is a hydraulic filter element designed to remove contaminants from hydraulic fluid circuits in industrial and mobile equipment. Constructed with woven wire filter media, this element provides a 40-micron rating suitable for applications requiring coarse to medium filtration. At 4.5 inches outside diameter, it fits standard housing configurations common in hydraulic power units, presses, and mobile machinery. Licensed hydraulic technicians and industrial maintenance professionals install this element as part of routine fluid maintenance to protect pumps, valves, and actuators from particulate damage.
This filter element is used in hydraulic systems where woven wire media is preferred for its cleanability and durability. It is appropriate for both stationary industrial hydraulic power units and mobile equipment hydraulic circuits. The 40-micron rating makes it well suited for return-line or suction-side filtration where coarser particle control is the priority. It is sold individually and requires no special handling beyond standard element replacement procedures.
Designed as an OEM-style replacement element for hydraulic filter housings that accept a 4.5 inch outside diameter element with a 40-micron woven wire media configuration.
Hydraulic filter element replacement should be performed by a qualified hydraulic technician or industrial maintenance professional. Before servicing, depressurize the hydraulic system completely and allow fluid temperature to drop to a safe handling level. Contain and properly dispose of residual hydraulic fluid during element removal. Follow the equipment manufacturer's torque and sealing guidelines for the filter housing cover.
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