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GRUVLOK Clamp Coupling: Flex Hinged, 6 in x 6 in, Ductile Iron, NBR Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Flex Hinged, 6 in x 6 in, Ductile Iron, NBR Seal

The GRUVLOK Flex Hinged Clamp Coupling is a 6 in x 6 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi. 3G Electric interprets this demand and sources…

SKU 3G-OTH-468372

Brand
GRUVLOK
Item
Clamp Coupling: Flex Hinged, 6 in x 6 in, Ductile Iron, NBR Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390200608
Type
6 in x 6 in, Ductile Iron, NBR Seal, 300 psi
Fitting Pipe Size
6 in x 6 in
Maximum Operating Pressure
300 psi
View Full Spec Sheet

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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Flex Hinged Clamp Coupling is a 6 in x 6 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi. 3G Electric interprets this demand and sources the exact OEM part (MPN 0390200608) across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a GRUVLOK Flex Hinged Clamp Coupling used for?

A GRUVLOK Flex Hinged Clamp Coupling joins grooved-end pipes in fire protection, HVAC, and industrial piping systems. Its hinged design allows quick installation and maintenance without full disassembly, reducing downtime in tight spaces.

What are the specifications of the GRUVLOK 0390200608 coupling?

The GRUVLOK 0390200608 is a 6 in x 6 in flex hinged clamp coupling made of ductile iron with an NBR seal. It has a maximum operating pressure of 300 psi and is designed for grooved pipe systems. 3G Electric supplies this exact OEM part.

Where to buy GRUVLOK 0390200608 worldwide?

3G Electric sources and delivers the GRUVLOK 0390200608 coupling worldwide. We handle full logistics and customs clearance, ensuring the correct OEM part reaches your site. Contact us for availability and lead time on this ductile iron coupling.

How to install a GRUVLOK flex hinged clamp coupling?

To install a GRUVLOK flex hinged clamp coupling, align the coupling over the grooved pipe ends, close the hinge, and tighten the bolts evenly to the manufacturer's torque specification. Ensure the NBR seal is properly seated and pipes are clean for a leak-free joint.

Used in

Common applications for GRUVLOK
Fire-protection systems — GRUVLOK ductile iron butterfly valves (e.g., SKU 3DVX7) for water-based sprinkler and standpipe networks.
Chemical processing — GRUVLOK carbon steel butterfly valve with 316 stainless steel disc (SKU 60WR76) for handling corrosive media.
General water distribution — GRUVLOK ductile iron butterfly valve with EPDM seat (SKU 60WR98) for municipal or industrial water lines.
HVAC piping — GRUVLOK grooved-end butterfly valves for chilled water or hot water systems requiring quick installation.
Industrial process control — GRUVLOK lever-operated butterfly valve (SKU 60WR82) for throttling or isolation in chemical media applications.

GRUVLOK 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.

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