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The MERIT BRASS 2108-150 is a short brass nipple used to connect threaded pipe fittings in plumbing, HVAC, and general piping systems. Measuring 1/2 inch in diameter by 1-1/2 inches in length, this nipple serves as a close-coupled threaded connector between valves, fittings, or equipment ports. Machined from brass, it offers solid corrosion resistance in water, gas, and light fluid service applications. Plumbers and pipefitters install this type of nipple where a compact threaded extension or transition is needed between two female-threaded components.
This nipple is suited for residential and light commercial plumbing installations, hydronic heating systems, gas distribution piping, and general mechanical system work. Its 1/2-inch size is one of the most common nominal pipe sizes in trade applications, making this a standard stock item for service trucks and shop inventory alike. It threads onto standard NPT-compatible fittings and valves.
Designed as a standard NPT threaded brass nipple for use with 1/2-inch female-threaded fittings, valves, and equipment ports in residential and commercial plumbing and mechanical systems.
Installation is performed by licensed plumbers or pipefitters following applicable IPC and IFGC requirements for the intended service. Apply appropriate thread sealant or PTFE tape to the male threads before assembly. Do not overtighten, as brass threads can be damaged by excessive torque. Shut off and depressurize the supply line before removing or installing any threaded pipe fitting.
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