Features This Grainger Approved nipple features a seamless construction that provides excellent protection against leaks. Thicker walls allow use in higher-pressure applications than Schedule 40 nipples. For use in high-pressure applications with air, water, oil, natural gas, and steam. Manufactured per ASTM A733 with NPT threads per ASME B1.20.1 and material per ASTM A106. Note: Nipple must be used with properly rated fittings. Application / Air, Natural Gas, Non-Potable Water, Oil, Steam Finish/Coating / Black Fitting Compatibility / Schedule 80 Material / Steel Maximum Operating Pressure / 2000 psi @ 150 Degrees F Maximum Steam Pressure / 300 psi @ 550 Degrees F Metal Pipe Construction / Seamless Nominal Pipe Size / 1 in Outside Diameter / 1 5/16 in Overall Length / 2 1/2 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 / ANSI/ASME B1.20.1, ASTM A106, ASTM A733 Thread Configuration / Threaded on Both Ends Wall Thickness / 0.172 in