The 11691 H-1/2-B is a non-return (check) valve designed for pneumatic applications. It features G1/2 ports for easy connection and is suitable for operating pressures ranging from 0.4 to 12 bar and ambient temperatures between -10°C and 60°C. Made from anodized aluminium wrought alloy, this screw-in fastening valve ensures reliable one-way fluid or gas flow control. It is equipped with a non-return function to prevent backflow and is compatible with control medium LX1. The valve has a maximum tightening torque of 40 Nm and weighs approximately 58.3 grams.
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