Hydraulic Check Valve, Pressure - Maximum 2,000 psi, Body Material Cast Iron, Valve Type Check, Mounting Inline, Reverse Free Flow Reverse Free Flow, Flow Rate - Maximum 25 gpm, Inlet Connection Type NPT, Operating Temperature - Maximum 200 Degrees F, Operating Temperature - Minimum -40 Degrees F, Outlet Connection Type NPT, Includes Seals Seals Not Included, Actuation Mechanism Pressure