Needle Valve Hydraulic Needle Valve Max Flow - Hydraulic Valves 8 gpm Max Pressure - Hydraulic Valves 2 000 psi Inlet Port Size - Hydraulic Valves 3/8 in NPT Outlet Port Size - Hydraulic Valves 3/8 in NPT Body Material - Hydraulic Valves Brass No Reverse Free Flow Height (In.) 2.18 in Length (In.) 2.5 in