5231BX-450 Henry Relief Valve, Brass Straight-Thru Type 1/2 MPT x 5/8 FL 450 psi

The 'X' Series of Pressure Relief Valves is based on the proven design of the standard range with some enhanced features. The valves are EN ISO 4126 compliant and will reseat within 15% of set pressure following a discharge. Consequently a minimum amount of refrigerant is lost to the atmosphere. The 523 series can also be used at pressures up to 46 bar.Main Features:In accordance with EN ISO 4126 the valve reseats within15% of set pressure following a dischargeHigh flow capacityFluoroelastomer soft seat material provides excellent sealing characteristicsAllowable operating temperature = -40°C to +120°CSuitable for HFC, HCFC and CO2 refrigerant gases53 Series also suitable for R717