The Mosmatic 90.118 Check Valve is a precision-engineered stainless steel valve designed for reliable one-way flow in fluid systems that demand low opening pressure and robust construction. It features ” NPTF inlet and outlet threads, making it an ideal solution for fluid applications that require secure and consistent flow direction.
With a durable 1″ diameter and 2.3″ overall length, this check valve can handle operating pressures up to 4000 PSI and water temperatures of up to 200F. Its hard spring mechanism delivers low-pressure operation, opening at just 1.5 PSI and closing at 2 PSI”perfect for sensitive systems where minimal flow resistance is essential. Built for performance, this valve ensures dependable backflow prevention in even the most demanding environments.
Applications
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Low-pressure water systems
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High-pressure car wash and detailing equipment
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Pressure washers and pump systems
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Industrial water and chemical flow control
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Water purification and treatment plants
Features
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Stainless steel construction for enhanced durability and corrosion resistance
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” NPTF IN/OUT threading for standard system compatibility
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Compact profile: 1″ diameter, 2.3″ length
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Rated for 4000 PSI and 200F operation
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Low-pressure spring: 1.5 PSI opening, 2 PSI closing
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Delivers reliable one-way flow and effective backflow protection
Specs
Material Type: Stainless Steel
Temperature: 200F
Opening Pressure: 1.5 psi
Closing Pressure: 2 psi
Pressure: 4000 psi
Thread In: 3/8″ NPTF
Thread Out: 3/8″ NPTF
Diameter (D): 1″
Nominal Width (NW): 1/4″
Length: 2.3″
Weight: 0.3 lbs
