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DN Half Nipple, Long Weld Stub DN-16 Vacuum Fittings, ISO-DN Flange, Stainless Steel, 55 mm Long, 20 mm OD Tube. They are commonly used to build foreline vacuum plumbing and process systems. The standard sizes for fittings are DN-10, DN-16, DN-25, DN-40, and DN-50. A circumferential clamp and centering ring form the vacuum seal between the connecting flanges. The centering ring contains a rubber elastomer o-ring. The standard KF O-rings and clamps can be used for DN fittings, only the OD tube size is different than a standard Quick Flange (KF) fitting. They are made of corrosive resistant stainless steel.

DN Half Nipple Long Weld Stub

ISO-KF Flange Size: DN-16

Common Dimensions: A= 30.00 mm, B= 17.20 mm, C= 16.00 mm, D= 20.00 mm, E= 55.00 mm 

For Tubing OD 20 mm