Description:Cat® Pressure Relief Valve is to relief excess pressure by allowing the pressurized fluid to flow from an auxiliary passage out of the system. The relief valve is designed or set to open at a predetermined set pressure to protect pressure vessels and other equipment from being subjected to pressures that exceed their design limits. Cat® Valves are manufactured to precise specifications and are built for durability, reliability, productivity.Application:Cat® Pressure Relief Valve are located in the bank valve group of the Cat hydraulic systems. Consult your owner's manual or contact your local Cat Dealer for more information.