Basic Info. Product Description High Efficiency Return Oil Filter Industrial Hydraulic Filter Element 0500r010bn3hc 1263005 0500r010bn4hc hydraulic oil transfer pump with filter element What is a Hydraulic Oil filter? Basically, hydraulic oil filter is a device containing three types of filter media layers, namely: metal, paper and micro glass elements. As hydraulic oil passes through the filter, it traps and removes particulate matter. As a result, it prevents ingress of foreign particles that may cause damage to hydraulic system. Working Principle of Hydraulic Oil Filter Hydraulic fluid serves a number of purposes in hydraulic systems. Undoubtedly, its core role is to transfer force to the actuators from the hydraulic power unit. However, it also does the following: · To keep the system surf…