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The NIBCO CC05450 is a Schedule 80 flush reducer bushing designed to transition between 1-1/2 inch and 1 inch threaded pipe connections in industrial and commercial piping systems. Molded from black polypropylene, this bushing accepts a male iron pipe thread (MIPT) on the outer end and a female iron pipe thread (FIPT) on the inner end, allowing a straightforward reduction within a threaded fitting assembly. Schedule 80 wall thickness provides the additional pressure rating and mechanical strength required for demanding service conditions. Licensed plumbers and pipefitters install this fitting in chemical process, irrigation, and fluid-handling applications where polypropylene corrosion resistance is required.
This bushing is suited for use in Schedule 80 polypropylene piping systems handling corrosive fluids, water treatment chemicals, and other media incompatible with metal fittings. The flush bushing profile seats inside a standard female-threaded fitting socket, keeping the transition compact and within the fitting envelope. Typical installations include chemical feed lines, industrial process piping, and commercial plumbing systems where non-metallic fittings are specified by design or code. The MIPT x FIPT thread configuration allows integration into existing threaded Schedule 80 systems without adapters.
Designed as an OEM-style replacement and standard component for Schedule 80 polypropylene threaded piping systems using NPT connections.
Installation should be performed by a licensed plumber or qualified pipefitter in accordance with applicable plumbing codes such as the IPC. Depressurize and drain the piping system fully before removing or installing any threaded fittings. Apply a thread sealant rated for use with polypropylene and the intended service fluid. Do not overtighten threaded polypropylene fittings, as excess torque can crack the fitting body.
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