Vacuum Relief Valve,3 in Inlet,NPT
Vacuum Relief Valve, Vacuum Capabilities Vacuum, Preset Limit 16 in Hg, Inlet Size 3 in, Inlet Type NPT, Maximum Operating Pressure 25 in Hg, Minimum Operating Pressure 1 in Hg, Maximum Operating Temperature 400 Degrees F, Minimum Operating Temperature -20 Degrees F.