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GRUVLOK Clamp Coupling: 4 in x 4 in, NBR Seal, 750 psi, Ductile Iron - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 4 in x 4 in, NBR Seal, 750 psi, Ductile Iron

The GRUVLOK Clamp Coupling is a 4 in x 4 in grooved pipe coupling with a ductile iron body and NBR seal, rated for a maximum operating pressure of 750 psi. It features a Grooved x Grooved x Grooved connection design…

SKU 3G-OTH-460070

Brand
GRUVLOK
Item
Clamp Coupling: 4 in x 4 in, NBR Seal, 750 psi, Ductile Iron
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390101996
Type
NBR Seal, 750 psi, Ductile Iron, Grooved x Grooved x Grooved
Maximum Operating Pressure
750 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a 4 in x 4 in grooved pipe coupling with a ductile iron body and NBR seal, rated for a maximum operating pressure of 750 psi. It features a Grooved x Grooved x Grooved connection design (MPN 0390101996).

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 clamp coupling used for?

A GRUVLOK clamp coupling joins grooved-end pipes in industrial fire protection, HVAC, and process piping systems. This 4 in x 4 in ductile iron model with NBR seal handles up to 750 psi, providing a reliable, leak-resistant connection for water, oil, and other non-corrosive fluids.

What are the specifications of the GRUVLOK 0390101996 coupling?

The GRUVLOK 0390101996 is a 4 in x 4 in grooved pipe coupling with a ductile iron body and NBR seal. It features a Grooved x Grooved x Grooved connection design and a maximum operating pressure of 750 psi. The NBR seal suits water and oil applications up to 180 °F.

Where to buy GRUVLOK couplings in worldwide?

3G Electric supplies GRUVLOK couplings worldwide, including the 0390101996 model. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ductile iron clamp coupling.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK grooved coupling, ensure pipe ends are clean and properly grooved per manufacturer specs. Lubricate the NBR gasket, place it over the pipe ends, then position the ductile iron housing over the gasket. Tighten bolts evenly to the recommended torque for a 750 psi rated 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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