Rapid couplings, POM, hose nipples with hose screw-joint, with valve, for plate mounting

Fast and secure connection for liquids, gases, compressed air and vacuum. Rapid couplings are ideal when connecting and separating hoses, machines, apparatus and containers. Thanks to the secure O-ring seal, the quick-release couplings are guaranteed to be leak-proof. All couplings and nipples can be inserted into each other within the same flow size.Plate borehole dia. 19 mm.