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GRUVLOKGrooved Pipe Couplings

GRUVLOK Rigid Coupling: Clamp, 2 in x 2 in, EPDM Seal, 750 psi, Ductile Iron

The GRUVLOK Rigid Coupling is a 2 in x 2 in grooved pipe clamp made of ductile iron with an EPDM seal, designed for grooved x grooved connections. It has a maximum operating pressure of 750 psi (MPN 390213806).

SKU 3G-OTH-460130

Brand
GRUVLOK
Item
Rigid Coupling: Clamp, 2 in x 2 in, EPDM Seal, 750 psi, Ductile Iron
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
390213806
Type
2 in x 2 in, EPDM Seal, 750 psi, Ductile Iron, Grooved x Grooved
Maximum Operating Pressure
750 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Rigid Coupling is a 2 in x 2 in grooved pipe clamp made of ductile iron with an EPDM seal, designed for grooved x grooved connections. It has a maximum operating pressure of 750 psi (MPN 390213806).

Frequently Asked Questions

What is a GRUVLOK rigid coupling used for?

A GRUVLOK rigid coupling connects grooved-end pipe in fire protection, HVAC, and industrial piping systems. It provides a leak-tight, mechanically locked joint rated for 750 psi, using a ductile iron clamp and EPDM seal for reliable performance in water and light chemical services.

What are the specifications of the GRUVLOK rigid coupling 390213806?

This GRUVLOK rigid coupling is a 2 in x 2 in grooved pipe clamp with a maximum operating pressure of 750 psi. It is made of ductile iron with an EPDM seal, designed for grooved x grooved connections. The manufacturer part number is 390213806.

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 the 2 in x 2 in model (MPN 390213806) with 750 psi rating.

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 EPDM gasket, place it over both pipe ends, then position the ductile iron housing halves and tighten bolts evenly to the recommended torque. Always follow GRUVLOK's installation instructions.

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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