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GRUVLOK Clamp Coupling: Clamp, 2 1/2 in x 2 1/2 in, Ductile Iron, EPDM Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Clamp, 2 1/2 in x 2 1/2 in, Ductile Iron, EPDM Seal

The GRUVLOK Clamp Coupling is a grooved pipe coupling in a 2-1/2 in x 2-1/2 in size, constructed of ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390211746)…

SKU 3G-OTH-468190

Brand
GRUVLOK
Item
Clamp Coupling: Clamp, 2 1/2 in x 2 1/2 in, Ductile Iron, EPDM Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390211746
Type
2 1/2 in x 2 1/2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F
Fitting Pipe Size
2-1/2 in x 2-1/2 in
Maximum Operating Pressure
300 psi @ 150° F
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a grooved pipe coupling in a 2-1/2 in x 2-1/2 in size, constructed of ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390211746). 3G Electric interprets your demand for this genuine industrial component, sourcing it across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — and supports you from quote through delivery.

Frequently Asked Questions

What is a GRUVLOK clamp coupling used for?

A GRUVLOK clamp coupling joins grooved-end pipe in industrial piping systems for water, oil, or chemical transfer. It provides a flexible, leak-resistant connection rated for 300 psi at 150° F, commonly used in HVAC, fire protection, and process lines.

What are the specifications of the GRUVLOK 0390211746 coupling?

The GRUVLOK 0390211746 is a 2-1/2 in x 2-1/2 in ductile iron clamp coupling with an EPDM seal. It has a maximum operating pressure of 300 psi at 150° F. This grooved pipe coupling is designed for reliable, leak-free connections in industrial piping systems.

Where to buy GRUVLOK clamp couplings worldwide?

3G Electric supplies GRUVLOK clamp couplings worldwide. We handle full logistics and customs clearance to deliver genuine industrial components like the 0390211746 to your site. Contact us for a quote and delivery timeline to your location.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK grooved coupling, ensure pipe ends are clean and grooved per manufacturer specs. Lubricate the EPDM gasket, place it over both pipe ends, then position the ductile iron housing over the gasket. Tighten bolts evenly to the recommended torque for a secure seal.

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 Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390010007). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
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GRUVLOK Rigid Coupling: Rigid Bolted Clamp, 5 in x 5 in, Ductile Iron, EPDM Seal, 750 psi (MPN 390213214). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Fitting Pipe Size: 5 in x 5 in.
GRUVLOK Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal, 750 psi @ 150°F (MPN 0390013571). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi @ 150°F; Fitting Pipe Size: 8 in x 8 in.
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GRUVLOK Rigid Coupling: Clamp, 8 in x 8 in, NBR Seal, 600 psi, Ductile Iron, Grooved x Grooved (MPN 390213666). Key specifications — Maximum Operating Pressure: 600 psi; Brand: GRUVLOK.
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