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GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 300 psi, Ductile Iron, Hinged - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 300 psi, Ductile Iron, Hinged

The GRUVLOK Clamp Coupling (MPN 0390209526) is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a ductile iron hinged design and NBR seal, rated for a maximum operating pressure of 300 psi and a length of 5 7/8 in…

SKU 3G-OTH-460062

Brand
GRUVLOK
Item
Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 300 psi, Ductile Iron, Hinged
Category
Grooved Pipe Couplings
Available to Order
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390209526
Type
NBR Seal, 300 psi, Ductile Iron, Hinged
Lg
5 7/8 in
Maximum Operating Pressure
300 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling (MPN 0390209526) is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a ductile iron hinged design and NBR seal, rated for a maximum operating pressure of 300 psi and a length of 5 7/8 in. 3G Electric sources this genuine industrial coupling across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the GRUVLOK Clamp Coupling used for?

The GRUVLOK Clamp Coupling connects grooved-end pipes in industrial fire protection, HVAC, and process piping systems. Its hinged design allows quick installation and maintenance without full disassembly, supporting applications up to 300 psi.

What are the specifications of the GRUVLOK Clamp Coupling 0390209526?

This GRUVLOK coupling is 2 1/2 in x 2 1/2 in with a ductile iron hinged body, NBR seal, and maximum operating pressure of 300 psi. Overall length is 5 7/8 in. It is designed for grooved pipe systems requiring reliable, leak-tight joints.

Where to buy GRUVLOK Clamp Coupling 0390209526 worldwide?

3G Electric supplies the genuine GRUVLOK Clamp Coupling 0390209526 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this coupling.

How to install a GRUVLOK hinged clamp coupling?

Align the coupling halves over the pipe grooves, engage the hinge pin, and tighten the bolts evenly to the manufacturer's torque specification. Ensure the NBR seal is properly seated and lubricated per GRUVLOK guidelines to prevent leaks at rated pressure.

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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