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GRUVLOK Grooved Pipe Coupling - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Grooved Pipe Coupling

The GRUVLOK Clamp Coupling is a 4 in x 4 in grooved pipe coupling made of ductile iron with an EPDM seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390211787). 3G Electric interprets this…

SKU 3G-OTH-468342

Brand
GRUVLOK
Item
Grooved Pipe Coupling
Category
Grooved Pipe Couplings
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GRUVLOK
Manufacturer Part Number
0390211787
Type
4 in x 4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F
Fitting Pipe Size
4 in x 4 in
Maximum Operating Pressure
300 psi @ 150° F

Technical Documents

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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 EPDM seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390211787). 3G Electric interprets this demand and delivers this genuine industrial coupling across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor. We source, quote, and support the right solution — not an infinite warehouse.

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 EPDM seal for worldwide delivery.

What are the specifications of the GRUVLOK 0390211787 coupling?

The GRUVLOK 0390211787 is a 4 in x 4 in grooved pipe coupling made of ductile iron with an EPDM seal. Its maximum operating pressure is 300 psi at 150° F. 3G Electric sources this genuine GRUVLOK part and supports global procurement with full logistics and customs handling.

Where to buy a GRUVLOK 4 in clamp coupling worldwide?

3G Electric supplies the genuine GRUVLOK 4 in clamp coupling (MPN 0390211787) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ductile iron coupling rated for 300 psi at 150° F.

How to install a GRUVLOK grooved pipe coupling?

Installation requires aligning the coupling housing over the pipe grooves, lubricating the EPDM gasket, and tightening bolts evenly to the manufacturer's torque specification. Always follow GRUVLOK's published instructions. 3G Electric can provide technical support and genuine replacement parts for your project.

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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