Quick connect couplers allow fast connection to tubing, hose or pipe, whilst giving a sealed connection so as not to reduce pressure in a pneumatic system. the connectors are designed to be reliable and allow tube coupling and uncoupling at speed. Festo reliable pneumatic fittings offer you several benefits which are outlined below.

• Nickel-plated brass
• Operating pressure -0.95 bar to 12 bar
• Compressed air to ISO 8573-1:2010 [7:–:–]
• Ambient temperature: -10 °C to +60 °C
• Corrosion resistance class 1 (low corrosion stress)

The Festo pneumatic quick connect male coupling socket is self-closing, with a nominal size of 4.95mm. It is made from nickel plated brass. This coupling socket has a G female threaded end connection. Plug-in coupling with quick coupling socket KD and quick coupling plug KS, shut-off at one or both ends. You need to push the plug into the socket to lock the coupling. The plug automatically engages with an audible click when in a specific position. To unlock, push the releasing sleeve. Its weight is 27g. Socket has standard nominal flow rate of 666l/min.

• Tolerance for nominal tightening torque is ±15%
• Operating temperature ranges between -10°C and 60°C
• Class 1 corrosion resistance
• Lubricated operation reduces friction

• Dry indoor applications
• Used for transport application
• Storage protection
• Used in chemical fertilizer pipe

• ISO8573-1:2010

Festo Pneumatic Quick Connect Coupling