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The NIBCO B213750 is a cast copper Hy-Set hanger coupling designed to support copper pipe at fixed intervals while maintaining a secure, pressure-rated sweat connection. The coupling uses a C (sweat) end connection on both ends and conforms to ASME B16.18 and ASTM B584 standards, making it appropriate for potable water, hydronic heating, and general plumbing pressure systems. Sized at 1/2 inch, it is lightweight at 0.05 pounds and suited for installation in tight mechanical spaces where both pipe support and joint integrity are required. Licensed plumbers and pipefitters install this fitting as part of a complete piping assembly in residential and light commercial applications.
This hanger coupling is used in copper piping systems where the fitting itself serves a dual purpose: connecting two pipe sections and providing a point of vertical or horizontal support. The 1/2 inch size fits common domestic water supply and low-pressure hydronic distribution lines. Its cast copper construction provides the corrosion resistance and thermal conductivity expected in sweat-soldered copper assemblies. It is well suited for new construction rough-in work and retrofit installations where existing hangers need to be integrated at joint locations.
Designed as an OEM-style pressure fitting for use with 1/2 inch copper tubing in sweat-soldered plumbing and hydronic piping assemblies where ASME B16.18 compliance is required.
Installation should be performed by a licensed plumber following applicable IPC or local plumbing code requirements. Shut off and depressurize the water supply and allow pipes to cool completely before cutting or fitting. Clean and flux all mating surfaces before soldering, and use lead-free solder where required by code for potable water systems. Verify the hanger function of the coupling is secured to structural backing before completing the solder joint.
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