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GRUVLOK 8 in x 8 in Grooved Pipe Coupling, EPDM, 450 psi, Bolted - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK 8 in x 8 in Grooved Pipe Coupling, EPDM, 450 psi, Bolted

The GRUVLOK 0390065218 is a 316 Stainless Steel Clamp Coupling, a grooved pipe coupling with a flexible movement tolerance. It is a bolted, 8 in x 8 in fitting with EPDM gasket, rated for a maximum operating pressure…

SKU 3G-OTH-484561

Brand
GRUVLOK
Item
8 in x 8 in Grooved Pipe Coupling, EPDM, 450 psi, Bolted
Part Number
0390065218
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
0390065218
Type
8 in x 8 in, EPDM, 450 psi, Bolted
Lg
13 35/64 in
Standards
American National Standards
Fitting Pipe Size
8 in x 8 in
Movement Tolerance
Flexible
Maximum Operating Pressure
450 psi

Technical Documents

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

Product Description

The GRUVLOK 0390065218 is a 316 Stainless Steel Clamp Coupling, a grooved pipe coupling with a flexible movement tolerance. It is a bolted, 8 in x 8 in fitting with EPDM gasket, rated for a maximum operating pressure of 450 psi and a length of 13 35/64 in, meeting American National Standards.

Frequently Asked Questions

What is the GRUVLOK 0390065218 clamp coupling used for?

The GRUVLOK 0390065218 is a 316 stainless steel grooved pipe coupling used in industrial piping systems that require a flexible, bolted connection. It joins 8-inch pipes in applications such as fire protection, water supply, and process lines, handling pressures up to 450 psi.

What are the specifications of the GRUVLOK 0390065218?

The GRUVLOK 0390065218 is an 8 in x 8 in, 316 stainless steel clamp coupling with a flexible movement tolerance. It has a maximum operating pressure of 450 psi, an EPDM gasket, a length of 13 35/64 in, and meets American National Standards. The manufacturer part number is 0390065218.

Where to buy the GRUVLOK 0390065218 worldwide?

3G Electric supplies the GRUVLOK 0390065218 clamp coupling to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote 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, ensure pipe ends are clean and grooved per manufacturer specifications. Lubricate the EPDM gasket, place it over the pipe end, and slide the coupling housing over the gasket. Tighten the bolts evenly to the recommended torque for a leak-free 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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