Nipple Application Air Natural Gas Non-Potable Water Propane Steam Fitting Compatibility Schedule 80 Gravity Flow No Inside Diameter 7/16 in Material Stainless Steel Material Grade 304 Maximum Operating Pressure 3597 psi Maximum Operating Temperature 650 Degrees F Metal Pipe Construction Seamless Minimum Operating Temperature -20 Degrees F Nominal Pipe Size 3/8 in Outside Diameter 11/16 in Overall Length 1 1/2 in Schedule Schedule 80 Side A Connection Type Threaded