Mosmatic Check Valve – 90.054 – 3", IN 3/8" NPTF x OUT 3/8" NPTF – INOX – 5000 psi

The Mosmatic 90.054 Check Valve is a heavy-duty stainless steel (INOX) one-way valve designed for high-pressure applications up to 5000 psi. With 3/8" NPTF inlet and outlet, this valve is ideal for systems that require consistent, unidirectional flow and full-thread compatibility on both ends. It features a hard spring mechanism that opens around 14 psi and closes near 20 psi, offering dependable backflow protection. Its 3" body length makes it a reliable and durable solution for industrial, fluid, and air systems operating under high pressure. Applications: Industrial pressure washing systems Pneumatic equipment Closed-loop fluid control lines Spray systems with 3/8" threading Features: INOX construction for maximum corrosion resistance Rated for 5000 psi Hard spring for reliable sealing 3/8" NPTF female inlet and outlet Long 3" body for enhanced stability Specs Material: Stainless Steel (INOX)Max Pressure: 5000 psiOpening Pressure: ~14 psiClosing Pressure: ~20