GRUVLOK Clamp Coupling: Bolted, 4 in x 2 1/2 in, Ductile Iron, NBR Seal
The GRUVLOK Bolted Clamp Coupling is a grooved pipe coupling with a 4 in x 2-1/2 in fitting pipe size, constructed from ductile iron with an NBR seal, and rated for a maximum operating pressure of 500 psi (MPN…
SKU 3G-OTH-468211
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Product Description
The GRUVLOK Bolted Clamp Coupling is a grooved pipe coupling with a 4 in x 2-1/2 in fitting pipe size, constructed from ductile iron with an NBR seal, and rated for a maximum operating pressure of 500 psi (MPN 0390008894). 3G Electric interprets this demand and delivers it across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands including Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a GRUVLOK bolted clamp coupling used for?
A GRUVLOK bolted clamp coupling joins grooved-end pipes in industrial piping systems for water, oil, or chemical transfer. It provides a rigid, leak-resistant connection rated up to 500 psi, commonly used in HVAC, fire protection, and process lines.
What are the specifications of the GRUVLOK 0390008894 coupling?
The GRUVLOK 0390008894 is a bolted clamp coupling with a 4 in x 2-1/2 in fitting pipe size, ductile iron construction, NBR seal, and a maximum operating pressure of 500 psi. It is designed for grooved pipe systems requiring a durable, high-pressure connection.
Where to buy GRUVLOK couplings in worldwide?
3G Electric supplies GRUVLOK couplings worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver this bolted clamp coupling to your site, ensuring compliance with your project requirements.
How to install a GRUVLOK bolted clamp coupling?
To install a GRUVLOK bolted clamp coupling, align the grooved pipe ends, place the coupling over the joint, and tighten the bolts evenly to the manufacturer's torque specification. Ensure the NBR seal is properly seated and the pipe ends are clean for a leak-free connection.
Used in
Common applications for GRUVLOKGRUVLOK Products
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.








