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The MERIT BRASS 4016-4800 is a welded stainless steel pipe nipple designed for use in plumbing, HVAC, and industrial piping systems where corrosion resistance and structural integrity are required. Manufactured from Grade 304/304L stainless steel, this nipple is built to Schedule 40 wall thickness and fits a 1 inch pipe size. The welded construction meets standard pipe nipple fabrication practices and delivers reliable performance in fluid transfer and gas piping applications. Licensed plumbers and pipefitters are the primary installers of this fitting across commercial and residential work.
This pipe nipple is suited for use in water supply lines, steam systems, chemical transfer piping, and HVAC hydronic systems where stainless steel is specified for its resistance to corrosion and elevated temperatures. Schedule 40 wall thickness makes it appropriate for moderate-pressure service in both commercial and light industrial environments. The 304/304L dual-grade designation means it satisfies weld-sensitization requirements in addition to standard austenitic stainless applications.
Designed as an OEM-style replacement and standard fitting for 1 inch Schedule 40 stainless steel threaded pipe assemblies in plumbing, HVAC hydronic, and industrial piping systems.
This fitting is typically installed by licensed plumbers or pipefitters following applicable IPC or IFGC code requirements for the specific system type. Shut off system pressure and drain or depressurize the line before disassembly or installation. Use an appropriate thread sealant rated for stainless steel and the intended service fluid. Avoid over-tightening threaded connections, which can stress the fitting or damage mating threads.
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