... Setting Pressure(MPa)Inlet ThreadSuitable MediumHeight(mm)Hexagonal (mm)DA-08A-230 4 81.58NPT1/4MLO2,LN2,LAr 75 ... 2.41 NPT1/4M LO2,LN2,LAr 75 24 DA-08A-500 4 8 3.45 NPT1/4M LO2 ... ,LN2,LAr 75 24 DA-08B-230 4 8 1.59 NPT1/4M LNG ... 80 24 DA-08B-350 4 8 2.4 NPT1/4M ... storage tanks,and Security situation of the gas system DA-08A-350 Brass Cryogenic Relief valve for Dewar tank ...