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GRUVLOK 2-1/2 in x 2-1/2 in Flex Bolted Clamp Coupling - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK 2-1/2 in x 2-1/2 in Flex Bolted Clamp Coupling

<p>The GRUVLOK 2-1/2 in x 2-1/2 in Flex Bolted Clamp Coupling (MPN 0390004521) is a ductile iron grooved coupling designed for reliable pipe connections in industrial systems. Rated for a maximum operating pressure…

SKU 3G-OTH-468292

Brand
GRUVLOK
Item
2-1/2 in x 2-1/2 in Flex Bolted Clamp Coupling
Part Number
0390004521
Category
Grooved Pipe Couplings
Available to Order
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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
0390004521
Type
2 1/2 in x 2 1/2 in, Ductile Iron, EPDM Seal, 1,000 psi
Fitting Pipe Size
2-1/2 in x 2-1/2 in
Maximum Operating Pressure
1,000 psi

Technical Documents

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

Product Description

<p>The GRUVLOK 2-1/2 in x 2-1/2 in Flex Bolted Clamp Coupling (MPN 0390004521) is a ductile iron grooved coupling designed for reliable pipe connections in industrial systems. Rated for a maximum operating pressure of 1,000 psi, it features an EPDM seal for dependable performance in a range of applications. This coupling is commonly used in HVAC, plumbing, and fire protection systems where quick, secure joining of grooved pipes is required.</p><p>As a Singapore-based supplier, 3G Electric offers this GRUVLOK coupling with worldwide shipping. Request a quote in SGD for your project, and enjoy fast delivery across Singapore and Southeast Asia. GST is handled for local buyers, simplifying your procurement process.</p>

Frequently Asked Questions

What is the maximum operating pressure of this GRUVLOK coupling?

The maximum operating pressure is 1,000 psi.

What is the size and seal material of this coupling?

It is 2-1/2 in x 2-1/2 in with an EPDM seal.

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.
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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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This rigid bolted clamp grooved pipe coupling is designed for joining grooved-end pipes in mechanical piping systems. Constructed of ductile iron with an EPDM seal, it provides a leak-proof connection rated for a maximum operating pressure of 750 psi. Suitable for use in fire protection, HVAC, and process piping applications

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Rigid coupling for joining grooved-end pipe in industrial piping systems. Ductile iron body with NBR seal, rated for 750 psi maximum operating pressure. Grooved x grooved connection for mechanical joining in applications such as HVAC, fire protection, and process piping
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