Anvil 7401 Gruvlok Ductile Iron Rigidlok Coupling – 8″

The **Anvil International 7401 Gruvlok Ductile Iron Rigidlok Coupling** delivers a robust, rigid pipe connection designed for durability and ease of installation. Engineered with a proprietary housing design, this coupling conforms to and securely grips the pipe, eliminating the need for traditional gasket compression. The **Grade "EP" EPDM gasket** ensures long-lasting sealing performance in a wide range of applications, including wastewater, stormwater, and industrial systems.

Installation is simplified with a quick-release mechanism—just remove one nut and swing the housing into place. Available in **green/red** for easy identification, this coupling supports **ANSI and metric bolt options**, with **304SS stainless steel bolts and nuts** available as a standard upgrade. Ideal for projects requiring a reliable, high-strength connection, the 7401 Rigidlok coupling meets rigorous performance standards for municipal and commercial infrastructure.