This cap meets the standards for NSF/ANSI 61, UL, IAPMO, CSA, ABS, NFPA 13, 13D and 13R, ASTM, has a length of 1 1/16 inch, a maximum operating pressure of 200 psi and is designed for the following applications: potable water. It has an operating temperature of 0 Degrees F to 250 Degrees F, and is made of copper. Plus, it has a press-fit connection type.