IMPA: 351304

Steel Quick Connect Coupler Socket – SM Series – R 1/2 Male Thread

This steel quick connect coupler socket (female) from the SM series is designed for reliable fluid and air transfer in marine, hydraulic, pneumatic, and vacuum systems. Featuring a male pipe thread of R 1/2, it provides a secure connection that can be easily coupled and uncoupled. The socket incorporates a floating ball valve that automatically shuts off flow when disconnected, preventing leaks and spills.

Constructed from durable steel, this coupler socket withstands working pressures up to 1.5 MPa (15 kgf/cm²) and has a pressure resistance of 2.0 MPa (20 kgf/cm²). It is primarily used for air applications, making it an essential component for shipboard pneumatic tools and systems. The compact and robust design ensures long-lasting performance in demanding marine environments.

Key Features

Technical Specifications

SpecificationValue
TypeSocket (Female)
SeriesSM
MaterialSteel
Male Pipe ThreadR 1/2
Part Number40 SM
Working Pressure1.5 MPa (15 kgf/cm²)
Pressure Resistance2.0 MPa (20 kgf/cm²)
Major Applicable FluidAir
UnitPiece

Frequently Asked Questions

What is the working pressure of this coupler socket?

The working pressure is 1.5 MPa (15 kgf/cm²), with a pressure resistance of 2.0 MPa (20 kgf/cm²).

What fluids can this socket handle?

It is primarily designed for air, but can also be used with other non-corrosive gases and fluids within the pressure rating.

Does this socket have an automatic shut-off feature?

Yes, it includes a floating ball valve that automatically stops flow when disconnected.

What thread type does this socket have?

It has a male R 1/2 pipe thread (BSPT).

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