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The Mosmatic 90.113 Check Valve delivers dependable performance and long-lasting durability in high-pressure water systems. Made of corrosion-resistant stainless steel, this check valve is engineered for secure one-way flow with a …œ" NPTF IN thread and a ¼" NPTF OUT thread, offering easy integration with various system configurations.
With a robust build featuring a 1" diameter and a total length of 2.2", the valve supports pressures up to 4000 PSI and water temperatures up to 200°F. Its internal hard spring ensures reliable operation, activating at 14 PSI and closing at 20 PSI to prevent reverse flow and maintain consistent performance under stress.
Applications
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Pressure washer and pump systems
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Car wash equipment
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Industrial fluid control
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High-pressure water circuits
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Water filtration and backflow protection systems
Features
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Stainless steel construction for corrosion resistance and durability
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…œ" NPTF IN to ¼" NPTF OUT threading for system versatility
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Compact profile: 1" diameter, 2.2" length
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Rated for 4000 PSI and 200°F
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Hard spring mechanism: 14 PSI opening, 20 PSI closing
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Designed for secure backflow prevention in high-pressure systems
Specs
Material Type: Stainless Steel
Temperature: 200°F
Opening Pressure: 14 psi
Closing Pressure; 20 psi
Pressure: 4000 psi
Thread In: 3/8" NPTF
Thread Out: 1/4" NPTF
Diameter (D): 1"
Nominal Width (NW): 1/4"
Length: 2.2"
Weight: 0.2 lbs
The Mosmatic 90.114 Check Valve is a high-performance stainless steel valve built for consistent and secure backflow prevention in high-pressure fluid systems. Featuring a …œ" NPTF inlet and …œ" NPTF outlet, this valve is engineered for compatibility with a wide range of industrial and commercial applications.
With a rugged 1" diameter and 2.3" overall length, this valve offers compact reliability without compromising strength. It handles up to 4000 PSI of pressure and endures water temperatures up to 200°F. A hardened internal spring ensures efficient one-way flow, with an opening pressure of 14 PSI and closing pressure of 20 PSI€"maintaining stable performance under demanding conditions.
Applications
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High-pressure water systems
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Pressure washers and pump protection
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Industrial cleaning equipment
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Car wash systems
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Water filtration and treatment setups
Features
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Constructed from premium stainless steel for corrosion resistance and longevity
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…œ" NPTF IN/OUT threads for seamless integration
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Compact body: 1" diameter, 2.3" length
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Withstands 4000 PSI of pressure and 200°F of temperature
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Hard spring operation: 14 PSI opening, 20 PSI closing
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Provides secure, one-way flow and prevents backflow effectively
Specs
Material Type: Stainless Steel
Temperature: 200°F
Opening Pressure: 14 psi
Closing Pressure; 20 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
The Mosmatic 90.115 Check Valve is a stainless steel, high-efficiency flow control component designed for applications that require low opening pressure and high durability. With a ¼" NPTF IN and OUT thread configuration, this valve provides reliable backflow protection in systems demanding accurate low-pressure activation.
Built to endure tough operating environments, it measures 3/4" in diameter and 2.1" in length. This check valve operates with a soft-opening hard spring calibrated to 1.5 PSI opening and 2 PSI closing pressure€"ideal for sensitive systems needing low-resistance flow. It withstands pressures up to 4000 PSI and water temperatures of up to 200°F, making it a dependable choice for precision fluid systems.
Applications
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Low-pressure fluid delivery systems
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Water filtration and purification systems
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Car wash and pressure washer applications
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Industrial pump and plumbing setups
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Chemical and water dosing systems
Features
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Made from high-quality stainless steel for corrosion resistance
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¼" NPTF IN/OUT thread compatibility
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Compact form factor: 3/4" diameter, 2.1" length
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Supports up to 4000 PSI and 200°F max temperature
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Low-pressure spring: 1.5 PSI opening, 2 PSI closing
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Optimized for sensitive backflow prevention in high-precision systems
Specs
Material Type: Stainless Steel
Temperature: 200°F
Opening Pressure: 1.5 psi
Closing Pressure: 2 psi
Pressure: 4000 psi
Thread In: 1/4" NPTF
Thread Out: 1/4" NPTF
Diameter (D): 3/4"
Nominal Width (NW): 1/4"
Length: 2.1"
Weight: 0.2 lbs
The Mosmatic 90.116 Check Valve is engineered for precision and durability in demanding water and fluid handling systems. Made of corrosion-resistant stainless steel, this valve is designed for systems requiring low opening pressure and robust performance. It features a ¼" NPTF IN thread and a …œ" NPTF OUT thread, allowing versatile integration into diverse configurations.
With a 1" diameter and extended 2.2" length, this valve is optimized for high flow capacity and low-resistance activation. It operates at an opening pressure of just 1.5 PSI and closes at 2 PSI€"ideal for sensitive systems where minimal pressure drop is critical. Rated for up to 4000 PSI and 200°F, the Mosmatic 90.116 delivers secure and efficient one-way flow control in both commercial and industrial environments.
Applications
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Low-pressure water and fluid systems
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Car wash and pressure cleaning equipment
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Water treatment and dosing systems
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High-precision industrial plumbing
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Reverse osmosis and filtration units
Features
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Stainless steel construction for superior corrosion resistance
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¼" NPTF IN to …œ" NPTF OUT threading for flexible connectivity
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Extended body: 1" diameter, 2.2" length
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Handles up to 4000 PSI pressure and 200°F water temperature
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Low-pressure spring: 1.5 PSI opening, 2 PSI closing
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Ensures one-way flow with minimal resistance for sensitive systems
Specs
Material Type: Stainless Steel
Temperature: 200°F
Opening Pressure: 1.5 psi
Closing Pressure: 2 psi
Pressure: 4000 psi
Thread In: 1/4" NPTF
Thread Out: 3/8" NPTF
Diameter (D): 1"
Nominal Width (NW): 1/4"
Length: 2.2"
Weight: 0.2 lbs
The Mosmatic 90.117 Check Valve is a high-quality stainless steel valve engineered to provide reliable, low-resistance backflow prevention in sensitive fluid systems. It features a …œ" NPTF inlet and a ¼" NPTF outlet, designed to integrate seamlessly into high-performance applications that require precision flow control.
Compact in design with a 1" diameter and 2.2" length, this check valve supports pressures up to 4000 PSI and water temperatures as high as 200°F. Its internal hard spring activates at a low 1.5 PSI and closes at 2 PSI€"ideal for operations where maintaining minimal opening pressure is critical to system efficiency and accuracy.
Applications
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Low-pressure water delivery systems
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Reverse osmosis and water filtration units
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Pressure washing and detailing equipment
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Industrial pump and fluid control setups
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Chemical processing and dosing systems
Key Features
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Built from durable stainless steel for long-term corrosion resistance
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…œ" NPTF IN to ¼" NPTF OUT for versatile system connections
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Slim, compact body: 1" diameter, 2.2" length
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Withstands up to 4000 PSI pressure and 200°F temperature
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Low opening spring: activates at 1.5 PSI, closes at 2 PSI
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Designed for precise, one-way flow control in sensitive systems
Specs
Material Type: Stainless Steel
Temperature: 200°F
Opening Pressure: 1.5 psi
Closing Pressure: 2 psi
Pressure: 4000 psi
Thread In: 3/8" NPTF
Thread Out: 1/4" NPTF
Diameter (D): 1"
Nominal Width (NW): 1/4"
Length: 2.2"
Weight: 0.2 lbs
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 …œ" 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 200°F. 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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…œ" 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 200°F 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: 200°F
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
Mosmatic Check Valve – 90.031 – 2.4", 1/4" NPTF Inlet x 1/4" NPTF Outlet – Brass – 4000 psi
$84.26 USD
Unit price perMosmatic Check Valve – 90.031 – 2.4", 1/4" NPTF Inlet x 1/4" NPTF Outlet – Brass – 4000 psi
$84.26 USD
Unit price perThe Mosmatic 90.031 Check Valve is a brass-bodied one-way valve designed for use in medium to high-pressure systems up to 4000 psi. It features a hard spring that activates at approximately 14 psi and closes near 20 psi, preventing reverse flow and protecting system components.
Fitted with 1/4" NPTF inlet and outlet ports and a 2.4" compact design, this valve is ideal for general-purpose pressure systems, including car wash setups, air tools, and cleaning systems.
Applications:
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Pressure washer equipment
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Pneumatic and air systems
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Car wash components
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General industrial fluid systems
Features:
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Durable brass construction
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Compact and easy to install
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4000 psi pressure rating
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1/4" NPTF female inlet and outlet
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Hard spring design ensures consistent performance
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~14 psi
Closing Pressure: ~20 psi
Inlet / Outlet: 1/4" NPTF
Length: 2.4"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.032 – 3", IN 1/4" NPTF x OUT 3/8" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perMosmatic Check Valve – 90.032 – 3", IN 1/4" NPTF x OUT 3/8" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perThe Mosmatic 90.032 Check Valve is a brass-bodied one-way valve engineered for medium to high-pressure systems up to 4000 psi. Designed with a hard internal spring, this valve activates at approximately 14 psi and closes near 20 psi, providing effective backflow prevention and system protection.
Featuring a 1/4" NPTF inlet and a 3/8" NPTF outlet, the 90.032 is perfect for installations requiring different connection sizes. Its 3" body length offers compact and reliable integration into industrial cleaning, fluid control, or pneumatic systems.
Applications:
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Pressure washing systems
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Pneumatic and air line equipment
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Car wash installations
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Industrial fluid setups with mixed connection sizes
Features:
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Brass construction for reliable performance
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Opening pressure ~14 psi, closing pressure ~20 psi
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Rated for 4000 psi
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Mixed connection: 1/4" NPTF inlet, 3/8" NPTF outlet
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Durable and compact 3" length
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~14 psi
Closing Pressure: ~20 psi
Inlet: 1/4" NPTF
Outlet: 3/8" NPTF
Length: 3"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.033 – 2.4", IN 3/8" NPTF x OUT 1/4" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perMosmatic Check Valve – 90.033 – 2.4", IN 3/8" NPTF x OUT 1/4" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perThe Mosmatic 90.033 Check Valve is a brass one-way valve designed for medium to high-pressure systems up to 4000 psi. Its 3/8" NPTF inlet and 1/4" NPTF outlet allow smooth integration in setups that require different thread sizes on each end.
Engineered with a hard spring mechanism, it opens at ~14 psi and closes at ~20 psi, helping to prevent reverse flow and maintain system efficiency. Its 2.4" length makes it an excellent solution for compact installations.
Applications:
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Car wash and spray systems
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Compressed air and fluid control lines
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Pressure washers
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Step-down threaded connections
Features:
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Solid brass construction
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Rated up to 4000 psi
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Mixed NPTF thread sizes (3/8" in, 1/4" out)
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Internal hard spring for reliable one-way flow
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Lightweight and corrosion resistant
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~14 psi
Closing Pressure: ~20 psi
Inlet: 3/8" NPTF
Outlet: 1/4" NPTF
Length: 2.4"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.034 – 3", IN 3/8" NPTF x OUT 3/8" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perMosmatic Check Valve – 90.034 – 3", IN 3/8" NPTF x OUT 3/8" NPTF – Brass – 4000 psi
$84.26 USD
Unit price perThe Mosmatic 90.034 Check Valve is a brass unidirectional valve engineered for medium to high-pressure applications up to 4000 psi. It features 3/8" NPTF female threads on both inlet and outlet, making it a go-to choice for symmetrical system configurations.
With a hard spring design, this valve activates at approximately 14 psi and closes at 20 psi, helping prevent backflow while ensuring steady system pressure. Its 3" length allows for secure and stable integration.
Applications:
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Car wash and spray systems
-
Pneumatic equipment
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Fluid delivery lines
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Pressure systems requiring 3/8" threading
Features:
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Brass construction for dependable performance
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4000 psi pressure rating
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3/8" NPTF threads on both sides
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Hard spring for one-way flow protection
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Compact and corrosion-resistant
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~14 psi
Closing Pressure: ~20 psi
Inlet / Outlet: 3/8" NPTF
Length: 3"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.035 – 2.4", IN 3/8" NPTF x OUT 1/4" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perMosmatic Check Valve – 90.035 – 2.4", IN 3/8" NPTF x OUT 1/4" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perThe Mosmatic 90.035 Check Valve is a brass low-pressure valve with a soft spring, allowing for activation at just ~1.5 psi and closing at ~2 psi. This makes it perfect for delicate fluid systems, dosing equipment, and any application requiring minimal resistance to flow.
With a 3/8" NPTF inlet and 1/4" NPTF outlet, this compact 2.4" valve supports up to 4000 psi, combining low-pressure precision with solid brass durability.
Applications:
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Low-pressure detergent and fluid lines
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Car wash dosing systems
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Spray and mist systems
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Pneumatic and soft flow controls
Features:
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Brass construction
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Soft spring (~1.5 psi opening)
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4000 psi max pressure
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Compact 2.4" design
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Threaded 3/8" inlet and 1/4" outlet
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~1.5 psi
Closing Pressure: ~2 psi
Inlet: 3/8" NPTF
Outlet: 1/4" NPTF
Length: 2.4"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.036 – 3", IN 3/8" NPTF x OUT 3/8" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perMosmatic Check Valve – 90.036 – 3", IN 3/8" NPTF x OUT 3/8" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perThe Mosmatic 90.036 Check Valve is a brass low-pressure valve built for precision flow control in systems operating up to 4000 psi. Equipped with a soft spring, it opens at approximately 1.5 psi and closes around 2 psi, allowing it to operate effectively in low-pressure or sensitive flow applications.
With 3/8" NPTF threads on both inlet and outlet and a 3" overall length, the 90.036 offers easy installation and consistent performance in pneumatic, cleaning, or dosing systems.
Applications:
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Low-pressure fluid and chemical lines
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Compressed air tools
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Spray and rinse equipment
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Car wash and dosing systems
Features:
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Durable brass body
-
Soft spring (~1.5 psi opening)
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4000 psi pressure capacity
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Symmetric 3/8" NPTF connections
-
Compact yet sturdy 3" build
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~1.5 psi
Closing Pressure: ~2 psi
Inlet / Outlet: 3/8" NPTF
Length: 3"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.037 – 2.4", IN 1/4" NPTF x OUT 1/4" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perMosmatic Check Valve – 90.037 – 2.4", IN 1/4" NPTF x OUT 1/4" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perThe Mosmatic 90.037 Check Valve is a brass one-way valve equipped with a soft spring for low-opening pressure performance, activating at just ~1.5 psi. Its compact 2.4" design and 1/4" NPTF inlet/outlet make it ideal for use in fluid and air systems where smooth, low-resistance flow is essential.
Rated for up to 4000 psi, the 90.037 is an excellent choice for car wash, misting, or dosing systems that operate at moderate pressure but require precise flow control.
Applications:
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Low-pressure cleaning and rinsing systems
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Pneumatic tools and lines
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Chemical and fluid dosing setups
-
Compact industrial installations
Features:
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Brass body with corrosion resistance
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Soft spring for gentle activation (~1.5 psi)
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1/4" NPTF ports
-
4000 psi pressure capacity
-
Lightweight and compact design
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~1.5 psi
Closing Pressure: ~2 psi
Inlet / Outlet: 1/4" NPTF
Length: 2.4"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.038 – 3", IN 1/4" NPTF x OUT 3/8" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perMosmatic Check Valve – 90.038 – 3", IN 1/4" NPTF x OUT 3/8" NPTF – Brass – 4000 psi – Soft Spring
$84.26 USD
Unit price perThe Mosmatic 90.038 Check Valve is a brass-bodied valve engineered for applications requiring low opening pressure, made possible by its soft spring (~1.5 psi opening, ~2 psi closing). With a 1/4" NPTF inlet and 3/8" NPTF outlet, this model is ideal for fluid systems that need a smooth pressure transition and anti-backflow protection.
Its 3" length offers added flow stability, while the 4000 psi rating makes it suitable for general-purpose fluid and pneumatic installations.
Applications:
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Car wash and cleaning systems
-
Light-duty spray and dosing lines
-
Low-resistance backflow prevention
-
Pneumatic and fluid step-up configurations
Features:
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Brass construction for reliability and economy
-
Soft spring for low-pressure response
-
1/4" NPTF inlet to 3/8" NPTF outlet
-
Compact 3" form factor
-
Pressure rated to 4000 psi
Specs
Material: Brass
Max Pressure: 4000 psi
Opening Pressure: ~1.5 psi
Closing Pressure: ~2 psi
Inlet: 1/4" NPTF
Outlet: 3/8" NPTF
Length: 3"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
Mosmatic Check Valve – 90.051 – 2.4", 1/4" NPTF Inlet x 1/4" NPTF Outlet – INOX – 5000 psi
$94.79 USD
Unit price perMosmatic Check Valve – 90.051 – 2.4", 1/4" NPTF Inlet x 1/4" NPTF Outlet – INOX – 5000 psi
$94.79 USD
Unit price perThe Mosmatic 90.051 Check Valve is a stainless steel (INOX) one-way valve designed for high-pressure applications up to 5000 psi. Built with a hard internal spring, it offers an opening pressure of ~14 psi and closing pressure of ~20 psi, ensuring secure flow control and preventing backflow in demanding systems.
With 1/4" NPTF inlet and outlet and a compact 2.4" body, this valve is ideal for pressure washers, industrial cleaning systems, and compressed air lines requiring high durability and precision sealing.
Applications:
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High-pressure cleaning systems
-
Industrial spray equipment
-
Pneumatic setups
-
Fluid lines needing backflow protection
Features:
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Stainless steel (INOX) construction
-
Opening pressure ~14 psi, closing pressure ~20 psi
-
High-pressure rating: 5000 psi
-
1/4" NPTF female inlet and outlet
-
Compact and corrosion-resistant
Specs
Material: Stainless Steel (INOX)
Max Pressure: 5000 psi
Opening Pressure: ~14 psi
Closing Pressure: ~20 psi
Inlet / Outlet: 1/4" NPTF
Length: 2.4"
Nominal Width: 1/4"
Temperature: 200°F
Weight: 0.4 lbs
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