Steel Quick Connect Coupler Plug – PM Series – Male Thread R 3/8

This steel quick connect coupler plug (PM series) with R 3/8 male pipe thread is designed for reliable fluid conveyance in pneumatic, hydraulic, and vacuum systems commonly found aboard ships and in industrial settings. The plug features a single-ball locking mechanism that ensures a secure connection with the corresponding coupler socket. When disconnected, the floating ball valve in the socket side automatically shuts off the flow of air or other fluids, preventing leaks and enhancing safety.

Manufactured from durable steel, this coupler plug withstands working pressures up to 1.5 MPa (15 kgf/cm²) and has a pressure resistance of 2.0 MPa (20 kgf/cm²). Its compact, easy-to-use design allows for quick connect and disconnect operations, saving time during maintenance or system reconfiguration. Ideal for marine ship chandlers and industrial supply, this plug is a standard component for air line connections.