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The ASC ENGINEERED SOLUTIONS 321200297 is a 2.5-inch taper tapped threaded galvanized steel coupling designed for use in piping systems that require a secure, corrosion-resistant connection. The taper-tapped thread design creates a tight mechanical seal as the fitting is engaged, reducing the likelihood of leaks at the joint. Constructed from galvanized steel, this coupling provides durable performance in environments where moisture exposure is a factor. It is installed by licensed plumbers and pipefitters working on water, fire protection, or industrial piping systems.
This coupling is suited for residential and commercial piping applications where galvanized steel fittings are specified. The 2.5-inch taper tapped configuration is commonly found in branch connections, mainline joins, and retrofit installations on existing galvanized pipe runs. Its threaded design allows for tool-based installation without welding, making it appropriate for field assembly in both new construction and repair scenarios.
Designed as an OEM-style replacement or new-installation fitting for standard 2.5-inch galvanized steel threaded piping systems.
Installation should be performed by a licensed plumber or pipefitter in accordance with applicable plumbing codes, including the IPC where adopted. Shut off and depressurize the piping system fully before removing or installing any threaded fitting. Use appropriate thread sealant or PTFE tape on the tapered threads prior to assembly. Do not overtighten, as this can damage the threads or the adjoining pipe.
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