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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 0390000883). 3G Electric interprets customer…

SKU 3G-OTH-468384

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

GRUVLOK
Manufacturer Part Number
0390000883
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 0390000883). 3G Electric interprets customer demand and delivers this genuine industrial coupling across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring you get the right answer, not just a catalog.

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 at 150 °F. 3G Electric supplies this genuine ductile-iron coupling with NBR seal across 14 industrial departments.

What are the specifications of the GRUVLOK 0390000883 coupling?

The GRUVLOK 0390000883 is a 4 in x 4 in grooved pipe coupling made of ductile iron with an NBR seal. Its maximum operating pressure is 300 psi at 150 °F. 3G Electric sources this genuine GRUVLOK part for worldwide delivery.

Where to buy a GRUVLOK 4 in clamp coupling worldwide?

3G Electric supplies the genuine GRUVLOK 4 in clamp coupling (MPN 0390000883) worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this ductile-iron, NBR-seal coupling rated for 300 psi at 150 °F.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK grooved coupling, align the pipe ends, lubricate the gasket, and place it over the joint. Position the housing halves over the gasket, insert bolts, and tighten evenly to the manufacturer's torque spec. 3G Electric provides genuine GRUVLOK couplings for reliable piping connections.

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 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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