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The NIBCO INC W01110T is a lead-free copper female adapter designed to transition a solder cup connection to a female NPT threaded connection. Sized at 1 inch by 3/4 inch, this fitting accepts a copper tube into the solder cup end while the female NPT thread on the opposite end connects to standard male-threaded pipe or fittings. It is a practical component in potable water systems, hydronic piping, and general plumbing distribution where a copper run must terminate at a threaded fitting, valve, or appliance connection.
This adapter is suited for residential and light commercial plumbing applications. Licensed plumbers and pipefitters install this type of fitting when transitioning from a copper solder system to a threaded connection point such as a shutoff valve, union, or threaded nipple. The CxF configuration means the copper side is sweat-soldered and the female NPT side accepts a male-threaded component. This fitting is sold in a package quantity of 25 units, making it practical for service stock or new construction use.
Designed as an OEM-style replacement or new-installation copper fitting for residential and commercial plumbing systems requiring a transition from a 1 inch CxC solder connection to a 3/4 inch female NPT threaded connection.
Installation should be performed by a licensed plumber in accordance with applicable IPC or local plumbing codes. Shut off the water supply and depressurize and drain the line before soldering. Use appropriate lead-free solder and flux rated for potable water systems when making the sweat connection. Allow the fitting to cool fully before applying thread sealant and making the NPT connection.
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