Hydraulic filtration products help keep hydraulic oil clean, which reduces contamination from normal and wear and filters contaminants from new air, fluid, or components introduced into the system. Clean hydraulic fluid reduces contaminant buildup, reduces maintenance costs, and extends the working life of system components. In-line hydraulic filters can be installed in all typical hydraulic systems, such as those found in industrial, mobile, and agricultural settings. Off-line hydraulic filtration is used to filter hydraulic fluid in a hydraulic system when adding new fluid, charging fluid, or flushing the hydraulic system before adding new fluid. Hydraulic tank filtration components attach to tanks to keep fluid clean and free from debris, water, and air.