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The SMC PNEUMATICS KQ2H06-U02A is a push-to-connect tube fitting connector designed for fast, tool-free pneumatic line connections in compressed air and fluid control systems. Built from brass with a polybutylene sleeve, this fitting handles up to 145 psi working pressure and accepts a 6 mm outside-diameter tube. The universal thread type makes it compatible across a broad range of threaded port configurations. Licensed plumbers, pipefitters, and pneumatic system technicians install this fitting in both light industrial and commercial applications where quick tube engagement and reliable sealing are required.
This connector suits pneumatic control panels, automation equipment, compressed air distribution lines, and fluid handling assemblies where inline tube-to-thread connections are needed. The push-to-connect design speeds up installations and service work by eliminating the need for ferrules, compression sleeves, or additional tools. Its compact overall length of approximately 17 mm makes it practical in tight panel or manifold layouts. The white color assists visual identification in multi-line installations.
Designed as an OEM-style push-to-connect fitting for pneumatic and compressed air systems accepting 6 mm outside-diameter tubing with a 1/4 inch universal thread port.
Installation is performed by licensed pipefitters, pneumatic system technicians, or qualified maintenance personnel. Depressurize and lock out the pneumatic or fluid circuit completely before removing or installing any fitting. Confirm tube outside diameter and thread type match before assembly. Inspect tubing for cuts or deformation that could compromise the push-to-connect seal before inserting into the fitting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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