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The ASC Engineered Solutions 390080844 is a Gruvlok seal ring designed for use with the 7012 flange fitting. This seal ring provides a pressure-rated, leak-resistant seal at grooved pipe flange connections. It seats into the flange face and compresses under bolt load to create a reliable mechanical seal. Installed by licensed plumbers and pipefitters, this component is a standard part of grooved piping assemblies used in commercial and industrial mechanical systems where flanged pipe connections are required.
This seal ring is sized for 3-inch pipe and is matched to the Gruvlok 7012 flange series. It is used in commercial plumbing, fire protection, HVAC hydronic systems, and industrial piping applications where grooved-end flange connections are the specified joining method. The component is intended for new construction and retrofit installations requiring a dependable flange face seal.
Designed for use with the Gruvlok 7012 flange fitting on 3-inch grooved pipe systems.
Installation is performed by licensed plumbers or pipefitters following applicable IPC and facility-specific piping codes. Depressurize and drain the piping system completely before removing or installing flange seal components. Inspect the flange face and seating area for damage or debris before seating the ring. Follow the flange bolt torque sequence specified by the flange manufacturer to ensure even compression across the seal face.
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