KF Hose Nozzle Adapter model No.EV04031 is available in the KF size 50 having dimensions 75,25,20,40 respectively and is composed of 304 stainless steel material.
The KF Hose Nozzle Adapters contains two flanges, a center-ring and an aluminum Clamp. Clamps are combined with wing nuts for effective use over time without tools. A constant supply of pressure on the clamp produces a vacuum seal. The mating flange surfaces presses the O-Ring, which is fixed in place by a metal centering ring, to develop the vacuum seal.