A Sleeve for a hydraulic control valve is a cylindrical component that serves as a housing or enclosure for the valve spool or plunger. It provides protection, support, and guidance for the moving parts within the control valve. It provides a secure and protected environment for the moving parts, preventing them from coming into contact with other components or external elements that could cause damage or interference.Attributes:• Allowing smooth movement of the valve spool.• Designed to accommodate appropriate seals.• Consistent performance even under high-temperature conditions.Applications:A Sleeve is used to provide protection and enclosure for the valve spool or plunger within the control valve.