Mosmatic Stainless Steel Check Valve – Model 90053 – 2.4″ Length, 3/8″ NPTF Inlet, 1/4″ NPTF Outlet, 14 PSI Cracking Pressure

Description

The Mosmatic 90.053 Check Valve is a compact, high-pressure stainless steel (INOX) valve designed for unidirectional flow control in industrial and cleaning systems. It features a 3/8″ NPTF inlet and a 1/4″ NPTF outlet, offering flexibility for setups requiring a step-down connection.

Built with a hard spring mechanism, the valve opens at approximately 14 psi and closes at ~20 psi, making it ideal for use in systems requiring precise flow control and protection against backflow under high pressure.

Applications:

• Pressure washers and cleaning equipment

• Spray systems with stepped connection sizes

• Compressed air and fluid lines

• High-pressure industrial environments

Features:

• INOX (stainless steel) construction

• Rated up to 5000 psi

• 3/8″ NPTF inlet to 1/4″ NPTF outlet

• Compact 2.4″ design

• Reliable hard spring with consistent opening/closing pressures

Specs

Material: Stainless Steel (INOX)
Max Pressure: 5000 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

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