Nipple Application Air Natural Gas Non-Potable Water Propane Steam Fitting Compatibility Schedule 40 Gravity Flow No Inside Diameter 1 1/16 in Material Stainless Steel Material Grade 304 Maximum Operating Pressure 1169 psi Maximum Operating Temperature 650 Degrees F Metal Pipe Construction Welded Minimum Operating Temperature -20 Degrees F Nominal Pipe Size 1 in Outside Diameter 1 5/16 in Overall Length 2 1/2 in Pipe Weld Type Continuous Weld Schedule Schedule 40