Nipple Application Air Natural Gas Non-Potable Water Propane Steam Inside Diameter 3/8 in Material Stainless Steel Material Grade 304 Maximum Operating Pressure 2262 psi @ 650 Degrees F Maximum Operating Temperature 650 Degrees F Metal Pipe Construction Seamless Minimum Operating Temperature -20 Degrees F Nominal Pipe Size 1/4 in Outside Diameter 9/16 in Overall Length 1 in Schedule Schedule 40 Side A Gender Male Side A Thread Type NPT Side B Connection Type Unthreaded