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GRUVLOK Clamp Coupling: Flex Bolted, 4 in x 4 in, Ductile Iron, EPDM Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Flex Bolted, 4 in x 4 in, Ductile Iron, EPDM Seal

The GRUVLOK Clamp Coupling is a flex bolted grooved pipe coupling, available in a 4 in x 4 in size. Constructed from ductile iron with an EPDM seal, it is rated for a maximum operating pressure of 1,000 psi (MPN…

SKU 3G-OTH-468352

Brand
GRUVLOK
Item
Clamp Coupling: Flex Bolted, 4 in x 4 in, Ductile Iron, EPDM Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390004554
Type
4 in x 4 in, Ductile Iron, EPDM Seal, 1,000 psi
Fitting Pipe Size
4 in x 4 in
Maximum Operating Pressure
1,000 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a flex bolted grooved pipe coupling, available in a 4 in x 4 in size. Constructed from ductile iron with an EPDM seal, it is rated for a maximum operating pressure of 1,000 psi (MPN 0390004554).

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. Its ductile iron body and EPDM seal handle pressures up to 1,000 psi, allowing for flexible connections that accommodate thermal expansion and minor misalignment.

What are the specifications of the GRUVLOK 0390004554 coupling?

The GRUVLOK 0390004554 is a 4 in x 4 in flex bolted grooved pipe coupling made of ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 1,000 psi. This coupling is designed for use with Schedule 10 through 40 steel pipe.

Where to buy a GRUVLOK 4 in clamp coupling worldwide?

3G Electric supplies the GRUVLOK 4 in flex bolted clamp coupling (MPN 0390004554) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this ductile iron coupling.

How to install a GRUVLOK flex bolted coupling?

To install a GRUVLOK flex bolted coupling, ensure pipe ends are clean and grooved per manufacturer specifications. Place the gasket over the pipe ends, then position the coupling housing over the gasket. Tighten bolts evenly to the recommended torque to achieve a leak-free seal at up to 1,000 psi.

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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GRUVLOK Metal Pipe Straight: Straight, 4 in x 4 in, Ductile Iron, EPDM Seal, 750 psi @ 150°F (MPN 0390013548). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi @ 150°F; Fitting Pipe Size: 4 in x 4 in.
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