The Hydraulic Control Valve Cap fits over the end of the valve stem and prevents the spring from pushing the valve open. It helps to prevent dirt and debris from entering the valve. It is made up of strong and durable material, such as steel, to ensure strength and withstand high operating conditions.Attributes:• Helps to keep the valve pin in the correct position• Has high strength and wear resistance Applications:The Hydraulic Control Valve Cap forms a seal between the valve and the housing, which helps to prevent hydraulic fluid from leaking out.