Check the listing for details. GRAINGER APPROVED 82500GR Black Close Pipe Nipple,Threaded,3/4 1RJY3. Condition: New. Listed at 6.09 USD. Nipple, Application LP Gas, Natural Gas, Oil, Steam, Finish/Coating Black, Fitting Compatibility Class 6000, Gravity Flow No, Inside Diameter 5/8 in, Manufacture Location Globally Sourced, Material Steel, Maximum Operating Pressure 6112 psi @ 650 Degrees F, Maximum Steam Pressure 6112 psi @ 650 Degrees F, Metal Pipe Construction Seamless, Nominal Pipe Size 3/4 in, Outside Diameter 1 1/16 in, Overall Length 1 1/8 in, Pipe Weld Type Electric Resistance Weld, Schedule Schedule 160 This GRAINGER APPROVED pipe nipple is suitable for use with air, water, oil, natural gas, and steam in high-pressure, high-temperature boiler applications.• NPT threads at both ends allow for easy connections• Nipple must be used with properly rated fittings.