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

GRUVLOK Clamp Coupling: Clamp, 4 in x 4 in, Ductile Iron, NBR Seal

The GRUVLOK Clamp Coupling is a 4 in x 4 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390010262). 3G Electric interprets this…

SKU 3G-OTH-468215

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

GRUVLOK
Manufacturer Part Number
0390010262
Type
4 in x 4 in, Ductile Iron, NBR Seal, 300 psi @ 150° F
Fitting Pipe Size
4 in x 4 in
Maximum Operating Pressure
300 psi @ 150° F
View Full Spec Sheet

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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a 4 in x 4 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390010262). 3G Electric interprets this demand and sources it across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor for brands including Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump and FBR.

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 pipes in fire protection, HVAC, and industrial piping systems. It provides a rigid or flexible connection rated for 300 psi at 150° F, using a ductile-iron housing and NBR seal for reliable sealing in water and light oil applications.

What are the specifications of the GRUVLOK 0390010262 clamp coupling?

The GRUVLOK 0390010262 is a 4 in x 4 in grooved pipe coupling made of ductile iron with an NBR seal. It has a maximum operating pressure of 300 psi at 150° F. The fitting pipe size is 4 in x 4 in, and the manufacturer part number is 0390010262.

Where to buy GRUVLOK clamp couplings worldwide?

3G Electric supplies GRUVLOK clamp couplings worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source this coupling across 14 departments, including specialist expertise in pumps and controls. Contact us for availability and delivery 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 NBR gasket and place it over both pipe ends. Position the ductile-iron clamp housing over the gasket, then 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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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: 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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