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GRUVLOK Clamp Coupling: Flex Bolted, 2 1/2 in x 2 1/2 in, Ductile Iron, NBR Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Flex Bolted, 2 1/2 in x 2 1/2 in, Ductile Iron, NBR Seal

The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in a 2-1/2 in x 2-1/2 in size, constructed from ductile iron with an NBR seal and rated for a maximum operating pressure of 600 psi (MPN 0390000826)…

SKU 3G-OTH-468300

Brand
GRUVLOK
Item
Clamp Coupling: Flex Bolted, 2 1/2 in x 2 1/2 in, Ductile Iron, NBR Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390000826
Type
2 1/2 in x 2 1/2 in, Ductile Iron, NBR Seal, 600 psi
Fitting Pipe Size
2-1/2 in x 2-1/2 in
Maximum Operating Pressure
600 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in a 2-1/2 in x 2-1/2 in size, constructed from ductile iron with an NBR seal and rated for a maximum operating pressure of 600 psi (MPN 0390000826). 3G Electric interprets this demand and delivers this genuine industrial coupling across 14 departments, with specialist depth in pumps and controls as an authorised distributor for brands like GRUVLOK, Schneider, ABB, and Siemens.

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 flex bolted clamp coupling used for?

A GRUVLOK flex bolted clamp coupling joins grooved-end pipes in fire protection, HVAC, and industrial piping systems. It allows limited angular movement to accommodate thermal expansion and minor misalignment. 3G Electric supplies this genuine GRUVLOK coupling worldwide for demanding applications.

What are the specifications of the GRUVLOK 0390000826 coupling?

The GRUVLOK 0390000826 is a 2-1/2 in x 2-1/2 in flex bolted clamp coupling made of ductile iron with an NBR seal. It has a maximum operating pressure of 600 psi. 3G Electric sources this genuine GRUVLOK part for industrial piping systems.

Where to buy a GRUVLOK 2-1/2 in flex coupling worldwide?

3G Electric supplies the genuine GRUVLOK 2-1/2 in flex bolted clamp coupling (MPN 0390000826) 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 coupling.

How to install a GRUVLOK flex bolted clamp coupling?

To install a GRUVLOK flex bolted clamp coupling, ensure pipe ends are clean and grooved per manufacturer specs. Lubricate the NBR gasket, place it over one pipe end, then bring the second pipe into position. Center the coupling housing over the gasket, tighten bolts evenly to the recommended torque. 3G Electric can provide technical support.

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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