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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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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

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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 grooved couplings and fittings for joining sprinkler pipe, such as the 6-inch coupling (SKU 46KK70) rated for 300 psi.
HVAC piping — GRUVLOK flexible couplings (e.g., SKU 408JM0) to accommodate thermal movement in chilled water and heating systems.
Process piping — GRUVLOK concentric reducer elbow (SKU 408GX7) for changing pipe direction and size in chemical and industrial processes.
Industrial piping — GRUVLOK high-pressure couplings (e.g., SKU 408HF6) rated to 1,000 psi for demanding applications.
Mechanical piping systems — GRUVLOK rigid couplings (e.g., SKU 60XP12) for joining large-diameter pipe in water distribution.
Plumbing systems — GRUVLOK NSF 61 approved couplings for potable water applications, ensuring compliance with health standards.
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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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