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GRUVLOK Clamp Coupling: Rigid Bolted, 8 in x 8 in, Ductile Iron, NBR Seal, 750 psi - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Rigid Bolted, 8 in x 8 in, Ductile Iron, NBR Seal, 750 psi

The GRUVLOK Clamp Coupling is a rigid bolted grooved pipe coupling, model 0390010320, designed for 8 in x 8 in ductile iron pipe with an NBR seal and a maximum operating pressure of 750 psi. This 14-inch overall…

SKU 3G-OTH-468379

Brand
GRUVLOK
Item
Clamp Coupling: Rigid Bolted, 8 in x 8 in, Ductile Iron, NBR Seal, 750 psi
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390010320
Type
8 in x 8 in, Ductile Iron, NBR Seal, 750 psi
Overall Lg
14 in
Fitting Pipe Size
8 in x 8 in
Maximum Operating Pressure
750 psi
View Full Spec Sheet

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

Product Description

The GRUVLOK Clamp Coupling is a rigid bolted grooved pipe coupling, model 0390010320, designed for 8 in x 8 in ductile iron pipe with an NBR seal and a maximum operating pressure of 750 psi. This 14-inch overall length coupling provides a secure, leak-resistant connection for industrial piping systems.

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 the GRUVLOK 0390010320 clamp coupling used for?

The GRUVLOK 0390010320 rigid bolted clamp coupling connects 8-inch ductile iron pipe in industrial piping systems. It provides a secure, leak-resistant joint rated for up to 750 psi, commonly used in water, oil, and gas applications where reliable mechanical pipe joining is required.

What are the specifications of the GRUVLOK 0390010320 coupling?

This GRUVLOK coupling is a rigid bolted design for 8 in x 8 in ductile iron pipe with an NBR seal. It has a maximum operating pressure of 750 psi, an overall length of 14 in, and is model 0390010320. The coupling ensures a leak-resistant connection in grooved piping systems.

Where to buy the GRUVLOK 0390010320 coupling worldwide?

3G Electric supplies the GRUVLOK 0390010320 rigid bolted clamp coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 8-inch ductile iron coupling.

How to install a GRUVLOK rigid bolted coupling?

To install a GRUVLOK rigid 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-resistant joint rated for 750 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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