GRUVLOK Clamp Coupling: Flex Bolted, 1 in x 1 in, Ductile Iron, EPDM Seal
The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in ductile iron with an EPDM seal, sized 1 in x 1 in and rated for a maximum operating pressure of 1,000 psi (MPN 0390004463). 3G Electric interprets…
SKU 3G-OTH-468295
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Product Description
The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in ductile iron with an EPDM seal, sized 1 in x 1 in and rated for a maximum operating pressure of 1,000 psi (MPN 0390004463). 3G Electric interprets this demand and sources it across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.
Frequently Asked Questions
What is a GRUVLOK flex bolted clamp coupling used for?
A GRUVLOK flex bolted clamp coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Its ductile iron body and EPDM seal handle pressures up to 1,000 psi, allowing for flexible connections that accommodate minor misalignment and thermal expansion.
What are the specifications of the GRUVLOK 0390004463 coupling?
The GRUVLOK 0390004463 is a 1 in x 1 in flex bolted clamp coupling made of ductile iron with an EPDM seal. It has a maximum operating pressure of 1,000 psi and is designed for grooved pipe systems. 3G Electric supplies this genuine GRUVLOK part worldwide.
Where to buy a GRUVLOK 1 in flex coupling worldwide?
3G Electric supplies the GRUVLOK 1 in flex bolted clamp coupling (MPN 0390004463) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ductile iron, EPDM-sealed coupling rated at 1,000 psi.
How to install a GRUVLOK flex bolted coupling?
To install a GRUVLOK flex bolted coupling, ensure pipe ends are clean and grooved per manufacturer specs. Lubricate the EPDM gasket, place it over one pipe end, then bring the second pipe into position. Center the coupling housing over the gasket, insert bolts, and tighten nuts evenly to the recommended torque.
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3G Electric supplies GRUVLOK grooved pipe couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






