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The NIBCO CC00500 is a Schedule 80 polypropylene pipe coupling designed for joining 1-inch FPT threaded pipe runs in industrial and commercial piping systems. Molded from black polypropylene, this coupling handles maximum working temperatures up to 180 degrees F, making it suitable for hot and cold water, chemical drainage, and corrosive-fluid applications where metal fittings are not appropriate. The FPT x FPT end connections accept standard female pipe threads on both sides, allowing a straightforward inline connection. Licensed plumbers and pipefitters are the typical installers for Schedule 80 plastic fittings of this type.
This coupling is used in Schedule 80 polypropylene piping systems found in light industrial facilities, commercial plumbing, chemical processing lines, and laboratory installations where corrosion resistance and moderate temperature tolerance are required. The black polypropylene construction resists many acids, bases, and common industrial chemicals. It is suited for above-ground and concealed piping where system pressures and temperatures fall within the Schedule 80 polypropylene rating. The 1-inch size fits common branch and main line configurations in both new construction and retrofit work.
Designed as an OEM-style replacement or new-installation fitting for 1-inch Schedule 80 polypropylene threaded piping systems conforming to ASTM D4101.
Installation should be performed by a licensed plumber or pipefitter following applicable IPC or local plumbing code requirements. Shut off and depressurize the piping system completely before removing or installing any threaded fitting. Use PTFE thread tape or a compatible pipe thread sealant rated for polypropylene and the fluid being conveyed. Do not overtighten threaded plastic fittings, as polypropylene threads can crack under excessive torque.
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