Pressure Control Valve Pressure Range - Hydraulic Valves 0 to 5000 psi Port Size - Hydraulic Valves G1/4 in Max Flow - Hydraulic Valves 4 gpm Body Material - Hydraulic Valves Steel Check Valve Opening Pressure 1600 psi at Max Pressure Overall Height 6.02 in Overall Length 1.18 in Overall Width 0.87 in