IMPA: 351251-351256

Stainless Steel Quick Connect Coupler Plug – PH Series (IMPA 351251-351256)

The PH Series stainless steel quick connect coupler plug is a reliable component for fluid transfer in hydraulic, pneumatic, and vacuum systems. Designed for easy connection and disconnection, this plug features a floating ball valve that automatically seals the line when disconnected, preventing fluid or gas loss. Ideal for marine applications where durability and leak-free performance are essential.

Available in a range of six variants (IMPA 351251-351256), each plug is crafted from high-grade stainless steel to withstand harsh marine environments. With a working pressure of 1.5 MPa (15 kgf/cm²) and pressure resistance up to 2.0 MPa (20 kgf/cm²), it is suitable for air and water systems. Each IMPA code is priced individually, allowing you to order exactly the size you need.

Key Features

Technical Specifications

IMPA CodeHose End SizePart No.
3512511/4"20 PH
3512523/8"30 PH
3512531/2"40 PH
3512541/2" Heavy Duty400 PH
3512553/4"600 PH
3512561"800 PH

Frequently Asked Questions

What are the available sizes for this quick connect plug?

The PH series includes six variants under IMPA codes 351251-351256. Each code corresponds to a specific size, and they are priced individually. Please refer to the IMPA code when ordering to ensure you receive the correct size.

Can this plug be used with hydraulic fluids?

While the plug is designed for air and water, its stainless steel construction and pressure ratings make it suitable for many non-corrosive fluids. However, for hydraulic applications, please verify compatibility with the specific fluid and pressure requirements.

How does the quick connect feature work?

The plug uses a single-action ball lock mechanism. Simply push the plug into the coupler to connect, and pull back the sleeve to disconnect. The floating ball valve on the plug side automatically seals when disconnected, preventing fluid loss.

Is this plug suitable for marine environments?

Yes, the stainless steel material provides excellent resistance to corrosion, making it ideal for use in marine and offshore applications where exposure to saltwater is common.

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