The Half Nipple (Long) model no. EV01023 is available in the KF size 25 having dimensions 40,28,70 respectively.The product is composed of 304 stainless steel material.
The Half Nipple (Long) flanges are the vacuum industry standard for ultra-high vacuum applications.The product is efficient for welding to JIS Stainless steel pipe or bellows for the manufacture of special pumping lines or fittings.The product assembly consist of two Flanges, a Center-Ring and an aluminum Clamp. Clamps are assembled with wing nuts for effective over time use without tools. A constant application of pressure on the clamp develops a vacuum seal. The mating flange surfaces compress the O-Ring, which is fixed in place by a metal centering ring, to develop the vacuum seal.