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The MUELLER INDUSTRIES 585-600 is a black iron threaded pipe nipple measuring 1 inch in diameter and 60 inches in length. Black iron pipe nipples are close-coupled sections of Schedule 40 pipe with male NPT threads on both ends, used to connect fittings, valves, and other piping components in gas and fluid distribution systems. This nipple is manufactured from black iron, which is standard for natural gas, propane, and steam applications where galvanized coatings are not required. Plumbers, pipefitters, and HVAC technicians regularly use nipples of this type when assembling or extending pipe runs in mechanical systems.
This 1-inch by 60-inch nipple is suited for residential and commercial installations where a longer, rigid pipe section is needed between fittings. Typical applications include gas supply lines, steam heating systems, compressed air distribution, and general fluid transfer piping. The threaded ends allow direct connection to standard NPT fittings without additional preparation, making field installation straightforward in both new construction and retrofit work.
Designed as a standard NPT-threaded black iron pipe nipple for use with 1-inch pipe fittings, valves, and couplings in gas, steam, and fluid piping systems.
Installation of black iron pipe nipples in gas systems must be performed by a licensed plumber or pipefitter in accordance with applicable codes, including the International Fuel Gas Code (IFGC) and local jurisdictional requirements. Shut off gas supply and depressurize the line before making or breaking any threaded connections. Apply an approved thread sealant or pipe tape rated for the conveyed media to all male threads before assembly. Inspect all joints for leaks after pressurizing the system.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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