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GRUVLOK Clamp Coupling: Clamp, 1 1/4 in x 1 1/4 in, Ductile Iron, EPDM Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Clamp, 1 1/4 in x 1 1/4 in, Ductile Iron, EPDM Seal

The GRUVLOK Clamp Coupling is a grooved pipe coupling with a 1-1/4 in x 1-1/4 in fitting pipe size, constructed of ductile iron with an EPDM seal, rated for a maximum operating pressure of 300 psi @ 150° F (MPN…

SKU 3G-OTH-468160

Brand
GRUVLOK
Item
Clamp Coupling: Clamp, 1 1/4 in x 1 1/4 in, Ductile Iron, EPDM Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390002962
Type
1 1/4 in x 1 1/4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F
Fitting Pipe Size
1-1/4 in x 1-1/4 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 with a 1-1/4 in x 1-1/4 in fitting pipe size, constructed of ductile iron with an EPDM seal, rated for a maximum operating pressure of 300 psi @ 150° F (MPN 0390002962).

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 clamp coupling used for?

A GRUVLOK clamp coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. It provides a flexible, leak-tight connection rated for 300 psi @ 150° F, using a ductile-iron housing and EPDM seal for reliable performance.

What are the specifications of the GRUVLOK 0390002962 coupling?

The GRUVLOK 0390002962 is a 1-1/4 in x 1-1/4 in grooved clamp coupling made of ductile iron with an EPDM seal. It has a maximum operating pressure of 300 psi @ 150° F and is designed for grooved pipe systems.

Where to buy GRUVLOK clamp couplings worldwide?

3G Electric supplies GRUVLOK clamp 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 0390002962 model.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK 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 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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GRUVLOK Clamp Coupling: 6 in x 6 in, EPDM Seal, 750 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390103299). Key specifications — Maximum Operating Pressure: 750 psi; Brand: GRUVLOK.
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GRUVLOK Clamp Coupling: 6 in x 6 in, EPDM Seal, 750 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390103299). Key specifications — Maximum Operating Pressure: 750 psi; Brand: GRUVLOK.
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GRUVLOK Clamp Coupling: 8 in x 8 in, EPDM Seal, 800 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390095388). Key specifications — Maximum Operating Pressure: 800 psi; Brand: GRUVLOK.
GRUVLOK Clamp Coupling: 4 in x 2 in, EPDM Seal, 500 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390111722). Key specifications — Maximum Operating Pressure: 500 psi; Brand: GRUVLOK.
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GRUVLOK Clamp Coupling: 4 in x 2 in, EPDM Seal, 500 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390111722). Key specifications — Maximum Operating Pressure: 500 psi; Brand: GRUVLOK.
GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, EPDM Seal, 1,000 psi, Ductile Iron, Bolted (MPN 0390113402). Key specifications — Maximum Operating Pressure: 1,000 psi; Brand: GRUVLOK.
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GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, EPDM Seal, 1,000 psi, Ductile Iron, Bolted (MPN 0390113402). Key specifications — Maximum Operating Pressure: 1,000 psi; Brand: GRUVLOK.
GRUVLOK Clamp Coupling: Bolted, 2 in x 1 1/2 in, Ductile Iron, NBR Seal, 500 psi (MPN 0390008688). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 500 psi; Fitting Pipe Size: 2 in x 1-1/2 in.
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GRUVLOK Clamp Coupling: Bolted, 2 in x 1 1/2 in, Ductile Iron, NBR Seal, 500 psi (MPN 0390008688). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 500 psi; Fitting Pipe Size: 2 in x 1-1/2 in.
GRUVLOK Clamp Coupling: Clamp, 1 1/2 in x 1 1/2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390002988). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1-1/2 in x 1-1/2 in.
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GRUVLOK Clamp Coupling: Clamp, 1 1/2 in x 1 1/2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390002988). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1-1/2 in x 1-1/2 in.
GRUVLOK Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000263). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
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GRUVLOK Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000263). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
GRUVLOK Clamp Coupling: Clamp, 10 in x 10 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390003168). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 10 in x 10 in.
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GRUVLOK Clamp Coupling: Clamp, 10 in x 10 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390003168). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 10 in x 10 in.