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GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 750 psi, Ductile Iron, Bolted - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 750 psi, Ductile Iron, Bolted

The GRUVLOK Clamp Coupling is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a bolted ductile iron design and NBR seal, rated for a maximum operating pressure of 750 psi. Measuring 6 1/8 in in length (MPN…

SKU 3G-OTH-460063

Brand
GRUVLOK
Item
Clamp Coupling: 2 1/2 in x 2 1/2 in, NBR Seal, 750 psi, Ductile Iron, Bolted
Category
Grooved Pipe Couplings
Available to Order
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390101970
Type
NBR Seal, 750 psi, Ductile Iron, Bolted
Lg
6 1/8 in
Maximum Operating Pressure
750 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a bolted ductile iron design and NBR seal, rated for a maximum operating pressure of 750 psi. Measuring 6 1/8 in in length (MPN 0390101970), this coupling is part of our broader industrial piping solutions across 14 departments, with specialist expertise in pumps and controls to support your system integration.

Frequently Asked Questions

What is the GRUVLOK Clamp Coupling used for?

The GRUVLOK Clamp Coupling connects grooved-end pipes in fire protection, HVAC, and industrial piping systems. Its bolted ductile iron design with NBR seal handles up to 750 psi, making it suitable for high-pressure water, oil, or chemical lines. 3G Electric supplies this coupling as part of broader industrial solutions across 14 departments.

What are the specifications of the GRUVLOK Clamp Coupling?

This GRUVLOK coupling (MPN 0390101970) is 2 1/2 in x 2 1/2 in, 6 1/8 in long, with a bolted ductile iron body and NBR seal. Maximum operating pressure is 750 psi. It is a grooved pipe coupling designed for rigid or flexible connections in mechanical piping systems.

Where to buy the GRUVLOK Clamp Coupling worldwide?

3G Electric supplies the GRUVLOK Clamp Coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine GRUVLOK parts and support your piping system needs across 14 departments, including pumps and controls.

How to install a GRUVLOK grooved pipe coupling?

Installation requires clean, lubricated gaskets and proper alignment of grooved pipe ends. Tighten bolts evenly to the torque specified by GRUVLOK for the coupling size. Always verify pressure rating (750 psi max) and seal compatibility with your fluid. 3G Electric can provide technical support for system integration.

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: Rigid Bolted, 6 in x 6 in, Ductile Iron, NBR Seal, 750 psi, 11 in Overall Lg (MPN 0390010304). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Fitting Pipe Size: 6 in x 6 in.
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GRUVLOK Clamp Coupling: 8 in x 8 in, EPDM Seal, 800 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390113410). Key specifications — Maximum Operating Pressure: 800 psi; Brand: GRUVLOK.
GRUVLOK Clamp Coupling: Clamp, 1 in x 1 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390211001). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1 in x 1 in.
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GRUVLOK Clamp Coupling: Clamp, 1 in x 1 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390211001). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1 in x 1 in.
Clamp Coupling: 316 Stainless Steel, 12 in x 12 in, 18 53/64 in Lg, EPDM, 750 psi, Bolted (MPN 0390065320). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Movement Tolerance: Rigid; Fitting Pipe Size: 12 in x 12 in.
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