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GRUVLOKGrooved Pipe Couplings

GRUVLOK Rigid Coupling: Clamp, 8 in x 8 in, NBR Seal, 600 psi, Ductile Iron

The GRUVLOK Rigid Coupling: Clamp is an 8 in x 8 in grooved pipe coupling with an NBR seal, rated for a maximum operating pressure of 600 psi and constructed from ductile iron. This grooved x grooved connection is…

SKU 3G-OTH-460114

Brand
GRUVLOK
Item
Rigid Coupling: Clamp, 8 in x 8 in, NBR Seal, 600 psi, Ductile Iron
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
390213666
Type
8 in x 8 in, NBR Seal, 600 psi, Ductile Iron, Grooved x Grooved
Maximum Operating Pressure
600 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Rigid Coupling: Clamp is an 8 in x 8 in grooved pipe coupling with an NBR seal, rated for a maximum operating pressure of 600 psi and constructed from ductile iron. This grooved x grooved connection is designed for rigid pipe joining in industrial systems.

Frequently Asked Questions

What is the GRUVLOK rigid coupling used for?

The GRUVLOK rigid coupling is used to join grooved-end pipe in industrial systems such as HVAC, fire protection, and process piping. It provides a rigid, leak-resistant connection rated for up to 600 psi, using a ductile iron clamp and NBR seal.

What are the specifications of the GRUVLOK rigid coupling?

This GRUVLOK rigid coupling is an 8 in x 8 in grooved x grooved clamp with a maximum operating pressure of 600 psi. It features a ductile iron body and an NBR (nitrile) seal, suitable for a range of industrial piping applications.

Where to buy GRUVLOK rigid couplings worldwide?

3G Electric supplies GRUVLOK rigid couplings worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 8 in ductile iron coupling.

How to install a GRUVLOK rigid coupling?

To install a GRUVLOK rigid coupling, ensure pipe ends are clean and grooved per manufacturer specifications. Lubricate the NBR gasket, place it over the pipe ends, then position the ductile iron housing halves and tighten bolts evenly to the recommended torque.

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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