IMPA: 351251

Stainless Steel Quick Connect Coupler Plug – PH Series 1/4" Hose End

This stainless steel quick connect coupler plug (male) is part of the PH series, designed for reliable fluid transfer in hydraulic, pneumatic, and vacuum systems. The 1/4" hose end allows easy attachment to hoses, while the plug mates with a corresponding coupler (sold separately) to create a secure connection. When disconnected, the floating ball valve on the fluid side automatically stops flow, preventing spills and air ingress.

Constructed from durable stainless steel, this plug withstands demanding marine environments, including corrosion from saltwater and chemicals. With a working pressure of 1.5 MPa (15 kgf/cm²) and pressure resistance of 2.0 MPa (20 kgf/cm²), it is suitable for air and water applications. The single-ball locking mechanism ensures quick and secure coupling, making it ideal for shipboard maintenance, deck washdown, and industrial fluid handling.

Key Features

Technical Specifications

SpecificationValue
TypePlug (Male)
SeriesPH
MaterialStainless Steel
Hose End Size1/4"
Part No.20 PH
Working Pressure1.5 MPa (15 kgf/cm²)
Pressure Resistance2.0 MPa (20 kgf/cm²)
Applicable FluidsAir, Water
UnitPc.
IMPA Code351251

Frequently Asked Questions

What is the working pressure of this quick connect plug?

This plug has a working pressure of 1.5 MPa (15 kgf/cm²) and is pressure tested to 2.0 MPa (20 kgf/cm²). It is suitable for air and water systems within these limits.

Can this plug be used with other fluids besides air and water?

While designed primarily for air and water, the stainless steel construction may allow use with other non-corrosive fluids. Always verify compatibility with your specific fluid.

What is the difference between a plug and a coupler?

The plug (male) is the insert end that connects to the hose; the coupler (female) is the receiving end. This item is the plug only. You will need a matching coupler to complete the connection.

Is this plug compatible with standard 1/4" hose?

Yes, the 1/4" hose end is designed to fit standard 1/4" inner diameter hoses. Ensure the hose is compatible with the working pressure.

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