Dixon 16AMP-G400 Stainless Steel 304 Sanitary Fitting, Clamp End Cap, 4" Tube OD End cap for closing the end of a pipe or tube Clamp end connection for a non-permanent seal, providing access to lines Stainless steel 304 for resistance to corrosion and high temperatures Maximum operating pressure rating of 250 psi at 70 degrees F ambient temperature Meets 3-A Sanitary Standards Number 63-03 for sanitary fitting (authorization number 621)