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The B K/MUELLER INDS(IMPORT) 585-035HN is a black steel pipe nipple used to join threaded pipe sections in gas, water, and general plumbing distribution systems. Measuring 1 inch nominal diameter by 3.5 inches in length, this close-tolerance nipple provides a rigid, threaded connection point between fittings, valves, and pipe runs. Black steel construction makes it well suited for natural gas and propane distribution lines where galvanized pipe is not code-approved. Licensed plumbers and pipefitters install this type of nipple in both residential and light commercial applications.
This nipple is a standard threaded fitting used in black iron pipe systems for gas supply lines, compressed air headers, fire suppression branch connections, and general industrial piping. The 1-inch nominal size handles moderate flow demands in main branch lines and appliance connections. It ships in a package quantity of 5, making it practical for jobs requiring multiple connections or for stocking service vehicles and shop inventory.
Designed as a standard NPT-threaded black steel pipe nipple for use with 1-inch iron pipe fittings in gas, compressed air, and general plumbing systems.
Black steel pipe nipples are installed by licensed plumbers or pipefitters following local plumbing codes and IFGC requirements for gas piping. Shut off and bleed the gas supply or depressurize the water system before making or breaking any threaded connection. Apply an appropriate thread sealant or PTFE tape rated for the service fluid to all male threads before assembly. Inspect threads for damage before installation and do not overtighten, as this can crack fittings or distort threads.
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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