This pex and pipe adapter meets the standards for ASTM F2159, ASTM F877, CAN/CSA B137.5, NSF/ANSI 14, NSF/ANSI 61, has a length of 2⅞ inch, a maximum operating pressure of 80 psi and is designed for the following applications: potable water. It has an operating temperature of 33 Degrees F to 200 Degrees F, is made of polymer. In addition, it is a straight adapter.