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The ASC Engineered Solutions 390095263 is a standard grooved galvanized coupling designed for use in grooved piping systems. Part of the Gruvlok product line, this coupling connects grooved-end pipe sections quickly and securely without welding or threading. The ductile iron body provides strength and durability across a wide range of mechanical piping applications. At 3 inches in size and weighing 4.18 pounds, it is a field-proven mechanical joining solution used by licensed pipefitters and plumbing mechanics in commercial and industrial installations.
This coupling is suited for commercial plumbing, fire protection, HVAC hydronic piping, and industrial piping systems where grooved-end pipe is specified. The galvanized finish offers additional corrosion resistance, making it appropriate for wet or humid service environments. It is used in new construction and retrofit projects where fast, reliable mechanical pipe joining is required.
Designed as an OEM-style replacement or new-installation grooved coupling for standard 3-inch grooved-end pipe systems in commercial and industrial piping applications.
Installation is performed by licensed pipefitters or plumbing mechanics following applicable mechanical and plumbing codes. Depressurize and drain the piping system completely before disassembly or coupling installation. Verify that pipe ends are properly grooved to manufacturer specifications before seating the coupling. Follow torque and gasket seating procedures outlined in the manufacturer installation guide for this product series.
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