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GRUVLOK Clamp Coupling: 316 Stainless Steel, 2 1/2 in x 2 1/2 in, 5 11/16 in Lg - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 316 Stainless Steel, 2 1/2 in x 2 1/2 in, 5 11/16 in Lg

The GRUVLOK 0390065306 is a 316 Stainless Steel Clamp Coupling, a grooved pipe coupling for 2-1/2 in x 2-1/2 in pipe. It features a bolted design with EPDM gasket, a rigid movement tolerance, and a maximum operating…

SKU 3G-OTH-484554

Brand
GRUVLOK
Item
Clamp Coupling: 316 Stainless Steel, 2 1/2 in x 2 1/2 in, 5 11/16 in Lg
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
0390065306
Type
2 1/2 in x 2 1/2 in, EPDM, 750 psi, Bolted
Lg
5 11/16 in
Fitting Pipe Size
2-1/2 in x 2-1/2 in
Movement Tolerance
Rigid
Maximum Operating Pressure
750 psi

Technical Documents

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

Product Description

The GRUVLOK 0390065306 is a 316 Stainless Steel Clamp Coupling, a grooved pipe coupling for 2-1/2 in x 2-1/2 in pipe. It features a bolted design with EPDM gasket, a rigid movement tolerance, and a maximum operating pressure of 750 psi. 3G Electric interprets this demand and delivers it across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is the GRUVLOK 0390065306 clamp coupling used for?

The GRUVLOK 0390065306 is a 316 stainless steel grooved pipe coupling used to join 2-1/2 in x 2-1/2 in pipe in rigid piping systems. It is common in industrial water, chemical, and fire protection applications where corrosion resistance and high-pressure integrity up to 750 psi are required.

What are the specifications of the GRUVLOK 0390065306?

The GRUVLOK 0390065306 is a bolted clamp coupling for 2-1/2 in x 2-1/2 in pipe, made of 316 stainless steel with an EPDM gasket. It has a rigid movement tolerance, a maximum operating pressure of 750 psi, and an overall length of 5 11/16 in. The manufacturer part number is 0390065306.

Where to buy the GRUVLOK 0390065306 worldwide?

3G Electric supplies the GRUVLOK 0390065306 clamp coupling worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 316 stainless steel grooved pipe coupling.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK grooved pipe coupling like the 0390065306, ensure pipe ends are clean and grooved per manufacturer specifications. Lubricate the EPDM gasket, place it over both pipe ends, then position the coupling housing over the gasket. Tighten the bolts evenly to the recommended torque for a rigid, leak-free joint.

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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