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The NIBCO CC06500 is a Schedule 80 polypropylene threaded pipe nipple designed for use in piping systems that require a lightweight, corrosion-resistant fitting. At 3/4 inch pipe size and 1.38 inches in length, this close nipple provides a short threaded connection between fittings, valves, or equipment. Constructed from polypropylene, it is rated for a maximum working pressure of 20 psi and a maximum working temperature of 180 degrees F. The MNPT threading conforms to standard practice for secure, leak-resistant assembly. Plumbers and pipefitters install this nipple in both residential and light commercial applications where chemical resistance and plastic construction are preferred over metal.
This nipple is suited for plumbing, irrigation, and industrial fluid-handling systems where polypropylene is specified for its resistance to many acids, bases, and solvents. The Schedule 80 wall thickness provides added strength compared to Schedule 40, making it appropriate for moderate-pressure service. It is commonly used at equipment connections, manifold assemblies, and chemical feed systems. The black color and polypropylene construction meet ASTM D4101 standards, which govern extruded polypropylene plastic pipe and fittings.
Designed as an OEM-style replacement and standard-fit component for Schedule 80 polypropylene threaded piping systems using 3/4 inch MNPT connections.
Installation is performed by licensed plumbers or pipefitters in accordance with applicable plumbing codes such as the IPC. Shut off the water supply and depressurize the line before removing or installing any threaded fitting. Use PTFE thread tape or a compatible thread sealant rated for polypropylene on all MNPT connections. Avoid over-tightening, as polypropylene fittings can crack under excessive torque.
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