Plastic tubing PAN-4X0,75-SI Standard O.D tubing, for QS plug connectors, CN and CK polyamide fittings (not approved for use in the food industry). Outside diameter=4 mm, Bending radius relevant for flow rate=18 mm, Inside diameter=2,9 mm, Min. bending radius=12 mm, Tubing characteristics=Suitable for energy chains in applications with high cycle rates