Vertical Heavy Duty Inline Check Valve One And One Half Inch Female NPT Spring Loaded 4.5 PSI Cracking Pressure 304 Stainless Steel CF8M WOG1000 Max 1000 PSI Temperature Range Minus 51C To 232C NBR Seals

Vertical spring-loaded inline check valve, 1.5 in NPT (38.1 mm)
✔️ 1.5 in NPT x NPT, 4.5 psi crack, 1000 psi max, -51°C to 232°C

This vertical heavy-duty inline check valve prevents backflow in pipelines and is ideal for water, oil, gas, and air lines. It’s commonly used in industrial systems, fuel lines, and process plants to protect pumps, meters, and downstream equipment.

✅ Port type: 1.5 in (38.1 mm) female NPT x female NPT
✅ Cracking pressure: 4.5 psi
✅ Max pressure: 1000 psi WOG
✅ Material: 304 stainless steel CF8M body, NBR seals
✅ Temperature range: -51°C to 232°C (-60°F to 450°F)
✅ Fluid compatibility: water, oil, gas, air, biodiesel, fuels, alcohols
✅ Orientation: vertical, spring-loaded disc prevents backflow

💡 What is a spring-loaded inline check valve used for? It’s handy for keeping systems safe from backflow in many fluids. - In water, oil, gas lines, it stops reverse flow - Protects pumps, meters, and downstream equipment - Simple to install in standard piping