Nipple, 304 Stainless Steel, 1/4 in Nominal Pipe Size, 3 in Overall Lg, Threaded on Both Ends- Application: Air, Natural Gas, Propane, Steam, Water Fitting Compatibility / Schedule 80 Inside Diameter / 5/16 in Material / Stainless Steel Material Grade / 304 Maximum Operating Pressure / 4149 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 / 3 in Schedule / Schedule 80 Side A Connection Type / Threaded Side A Gender / Male Side A Thread Type / NPT Side B Connection Type / Threaded Side B Gender / Male Side B Thread Type / NPT Standards / ASME B1.20.1, ASTM A312, ASTM A733 Thread Configuration / Threaded on Both Ends Wall Thickness / 0.106 in