Item - Check Valves Check Valve Flow Design Single Mechanism and Body Design Inline Body Material - Valves PTFE Pipe or Tube Size 1/4 in Connection Type PARGRIP x PARGRIP Cracking Pressure 0.250 to 0.750 psi Max Temp - Valves 266 Degrees F Min Temp - Valves -32 Degrees F Max Steam Pressure - Valves Not Rated Spring Material PTFE Application - Valves Corrosives General Purpose Length 3 25/32 in Width 1 15/64 in Overall Height 1 15/64 in