Nipple, Application Air, Natural Gas, Non-Potable Water, Propane, Steam, Fitting Compatibility Schedule 40, Gravity Flow No, Inside Diameter 2 1/2 in, Material Stainless Steel, Material Grade 316, Maximum Operating Pressure 809 psi @ 650 Degrees F, Maximum Operating Temperature 650 Degrees F, Metal Pipe Construction Welded, Minimum Operating Temperature -20 Degrees F, Nominal Pipe Size 2 1/2 in, Outside Diameter 2 7/8 in, Overall Length 3 1/2 in, Pipe Weld Type Continuous Weld