Pushbutton valve K/O-3-PK-3 With barbed fitting connection for tubing ND 3 mm. Actuation via pushbutton. Depending on the choice of connection, normally-open or normally-closed function. Valve function=3/2 open/closed, monostable, Standard nominal flow rate=80 l/min, Operating pressure=0 - 8 bar, Design structure=Piston seat, Nominal size=2,5 mm