This nipple meets the standards for ASTM A312, has a length of five inches, a maximum operating pressure of 5296 psi and is designed for the following applications: air, natural gas, non-potable water, propane, steam. It has an operating temperature of -20 Degrees F to 650 Degrees F, is made of 304-grade stainless steel. In addition, it has ⅜ inch outside diameter, ¼ inch inside diameter and is Schedule 80, with 0.087 inch wall thickness.