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GRUVLOK Clamp Coupling: Hinged Clamp, 3 in x 3 in, Ductile Iron, EPDM Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Hinged Clamp, 3 in x 3 in, Ductile Iron, EPDM Seal

The GRUVLOK Clamp Coupling is a hinged grooved pipe coupling in a 3 in x 3 in size, constructed from ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390200061).

SKU 3G-OTH-468202

Brand
GRUVLOK
Item
Clamp Coupling: Hinged Clamp, 3 in x 3 in, Ductile Iron, EPDM Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390200061
Type
3 in x 3 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F
Fitting Pipe Size
3 in x 3 in
Maximum Operating Pressure
300 psi @ 150° F
View Full Spec Sheet

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

Product Description

The GRUVLOK Clamp Coupling is a hinged grooved pipe coupling in a 3 in x 3 in size, constructed from ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390200061).

Frequently Asked Questions

What is a GRUVLOK hinged clamp coupling used for?

A GRUVLOK hinged clamp coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Its hinged design allows quick installation and removal without disassembling the entire joint, saving maintenance time in tight spaces.

What are the specifications of the GRUVLOK 0390200061 coupling?

The GRUVLOK 0390200061 is a 3 in x 3 in hinged grooved pipe coupling made of ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150 °F. The hinged design simplifies installation and maintenance.

Where to buy GRUVLOK 0390200061 worldwide?

3G Electric supplies the GRUVLOK 0390200061 hinged clamp coupling 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 with EPDM seal.

How to install a GRUVLOK hinged clamp coupling?

To install a GRUVLOK hinged clamp coupling, ensure pipe ends are clean and grooved per manufacturer specs. Open the hinged clamp, position it over the joint, close it, and tighten the bolts evenly to the recommended torque. Always follow GRUVLOK's installation instructions for pressure ratings.

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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