SMC® KQ2H04-00A Threaded Straight Union, Union, 4 mm, Male End Style, Brass, Import Domestic/Import

KQ2 one-touch, metric and inch size fittings are available in a wide variety of sizes, body styles and thread types. The use of a special profile seal allows the KQ2 to be used for a wide range of pressures from a low vacuum up to a pressure of 1 MPa. The KQ2 release collar releases both the chuck and collet to provide a low disconnection force for easy removal of the tubing.