Double-Lock Joint WPJ3 Sockets

Double-Lock Joint WPJ3 Sockets

· Plastic series of double lock joint.
· Product has superior heat resistance, water resistance, and chemical resistance properties, and is made of PPS special grade that tenaciously maintains strong resistance to shock.
· The cap is equipped with a stainless steel cover around the outside for increased durability.
· Secures flow with outer diameter sealing.
· Optimal for a tip branching method like tees socket.
· Single-touch connection.
· Depth of insertion is the same as for the double lock joint.
· Can be used for cross-linked polyethylene pipes and Polybutene pipes.
・It is freely rotatable.
▪ Being made of resin, this is lightweight and easy to handle.
▪ The in-core and main unit are integrated, and this saves the time and effort required to insert the in-core into the resin pipe.
▪ Features a double locking structure with a lock ring and split ring.


Japanese Only

Part Number

Configured Part Number is shown.


Part Number
Part NumberVolume DiscountDays to ShipWorking Temperature Range
11 Day(s) or more -20~95


  1. 1

Basic Information

Type Fitting Material Nylon Applicable Fluid Hot / cold water
Connection Type Pipe⇔Pipe, same diameters Connection Type - Equal Diameter Tube Socket Applicable Tube Material Polyethylene / Polybutene
Applicable Pipe O.D.1(φ) 17 Maximum Operating Pressure(MPa) 1.75 Surface Treatment No
Applicable Pipe O.D. 1 (Nominal) 13A(15A) Specifications JWWA Certification Registration Product Applicable Resin Pipe Distinction Common
Applicable Possible Polyethylene Pipe Details PN15M Type · Tap Water M Type Applicable possible Polybutene Pipe Details J Type · Tap Water J Type Use of Antifreeze Acceptable
Number of Sales Unit 1

Please check the type/dimensions/specifications of the part WPJ3-13-S in the Double-Lock Joint WPJ3 Sockets series.

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