The KF Quick Disconnect Adapters model no.EV04066 are available in the KF size 40 having dimensions 19.3,44.5,55 respectively and tube size 3/4" and is composed of 304 stainless steel material.
The assembly consist of two Flanges, a Center-Ring and an aluminum Clamp. Clamps are combined with wing nuts for effective overtime use without tools. A constant supply of pressure on the clamp develops a vacuum seal. The mating flange surfaces compress the O-Ring, which is fixed in one position by a metal centering ring, to produce the vacuum seal.