Check the listing for details. Hydraulic Inline Check Valve 3/4" NPT 30 GPM 5000 PSI max. Condition: New, Made in Bulgaria. Listed at 29.00 USD. Hydraulic Inline Check Valve, 3/4″ NPT. Check valves allow free flow in one direction and is blocks the flow in the reverse direction, used to keep a hydraulic system pressurised. MATERIALS AND FEATURES: ---Body: zinc-plated steel. ---Internal parts: hardened and ground steel. ---Leakage: guided poppet – no leakage. CONNECTIONS: Connect V to the supply and C to the function. Flow is free from V to C and blocked in the reverse direction. ---Oil temperature: 122° F ---Oil viscosity: 30 cSt Made in Europe utilizing American standards, can operate under temperature anywhere from – 40F and up to 140F. Same-Day Shipping: all orders, made until 3 pm, will be shipped the same day (except weekends and holidays). Made in Europe. Flow : 30 GPM Max Pressure : 5000 PSI Working Ports : 3/4" NPT.Hydraulic Inline Check Valve, 3/4″ NPT. Check valves allow free flow in one direction and is blocks the flow in the reverse direction, used to keep a hydraulic system pressurised. MATERIALS AND FEATURES: ---Body: zinc-plated steel. ---Internal parts: hardened and ground steel. ---Leakage: guided poppet – no leakage. CONNECTIONS: Connect V to the supply and C to the function. Flow is free from V to C and blocked in the reverse direction. ---Oil temperature: 122° F ---Oil viscosity: 30 cSt Made in Europe utilizing American standards, can operate under temperature anywhere from – 40F and up to 140F. Same-Day Shipping: all orders, made until 3 pm, will be shipped the same day (except weekends and holidays). Made in Europe. Flow : 30 GPM Max Pressure : 5000 PSI Working Ports : 3/4" NPT.