... 2.Brass Back Connection 3.Brass Thermowell with CE Pressure Temperature Thermometer Pressure Gauge/Manometer SpecificationTemperature Gauge/Thermometer SpecificationSizes of Case:2 ... :1/8",1/4",3/8",1/2",BSP,NPT,G1/2…,M20*1.5,M8*1…1/8",1/4 ... ",3/8",1/2",BSP,NPT,G1/2…,M20*1.5,M8*1…Accessories:3 holes Flange ...