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The NIBCO CC00850 is a Schedule 80 polypropylene pipe adapter coupling designed to connect threaded piping systems in corrosive or chemical-resistant applications. Rated for a maximum working temperature of 180 degrees F, this black polypropylene fitting provides female pipe thread (FPT) connections on both ends for secure, leak-resistant joints. At 0.08 pounds, it is lightweight and easy to handle during installation. It meets ASTM D4101 standards, making it appropriate for industrial, commercial, and process piping where metal fittings are unsuitable due to chemical exposure or weight considerations.
This adapter coupling is commonly used in chemical processing, water treatment, irrigation, and industrial plumbing systems where polypropylene's resistance to acids, bases, and many solvents is required. The Schedule 80 wall thickness provides added pressure capability compared to Schedule 40 fittings, making it a practical choice for moderate-pressure service lines. Plumbers and pipe fitters working on non-metallic piping systems will find this fitting straightforward to integrate into both new construction and retrofit applications.
Designed as an OEM-style replacement or new-installation fitting for Schedule 80 polypropylene threaded piping systems with 3/4 inch FPT connections.
Installation should be performed by a licensed plumber or qualified pipe fitter following applicable IPC and local plumbing codes. Shut off and depressurize the system fully before removing or installing any fitting. Use PTFE thread tape or a compatible thread sealant rated for use with polypropylene on all threaded connections. Do not over-torque threaded plastic fittings, as polypropylene is subject to cracking under excessive mechanical stress.
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