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The PARKER 937397Q is a hydraulic filter element designed to remove oil contamination from hydraulic fluid systems. Built with a microglass filter media, this element delivers 2-micron filtration, capturing fine particulates that degrade hydraulic components over time. The outside diameter measures 4.25 inches, making it a direct-fit replacement element for compatible Parker filter housings. It is installed by hydraulic technicians and maintenance professionals servicing industrial, mobile, and stationary hydraulic systems where fluid cleanliness is critical to system performance and component longevity.
This element is suited for hydraulic systems requiring fine filtration in demanding industrial and mobile equipment applications. The 2-micron rating targets fine contaminant particles in oil-based hydraulic fluids, making it appropriate for systems with sensitive servo valves, proportional valves, or other components that require high fluid cleanliness levels. It is packaged individually and intended for use as a service replacement in periodic filter maintenance intervals.
Designed as an OEM-style replacement hydraulic filter element for Parker filter housings accepting a 4.25-inch outside diameter element with 2-micron microglass media.
A licensed hydraulic technician or qualified maintenance professional should perform filter element replacement. Depressurize and isolate the hydraulic circuit completely before opening the filter housing, and drain or contain residual fluid to prevent spills. Inspect the housing seal and O-ring for wear or damage during each service interval and replace as needed. Dispose of used filter elements and hydraulic fluid in accordance with applicable local environmental regulations.
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