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GRUVLOK Clamp Coupling: Bolted, 8 in x 6 in, Ductile Iron, NBR Seal, 500 psi - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: Bolted, 8 in x 6 in, Ductile Iron, NBR Seal, 500 psi

The GRUVLOK Clamp Coupling is a bolted grooved pipe coupling, available in an 8 in x 6 in size, constructed from ductile iron with an NBR seal, and rated for a maximum operating pressure of 500 psi. This coupling has…

SKU 3G-OTH-468249

Brand
GRUVLOK
Item
Clamp Coupling: Bolted, 8 in x 6 in, Ductile Iron, NBR Seal, 500 psi
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390009108
Type
8 in x 6 in, Ductile Iron, NBR Seal, 500 psi
Overall Lg
14 in
Fitting Pipe Size
8 in x 6 in
Maximum Operating Pressure
500 psi
View Full Spec Sheet

Technical Documents

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

Product Description

The GRUVLOK Clamp Coupling is a bolted grooved pipe coupling, available in an 8 in x 6 in size, constructed from ductile iron with an NBR seal, and rated for a maximum operating pressure of 500 psi. This coupling has an overall length of 14 in (MPN 0390009108).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a GRUVLOK clamp coupling used for?

A GRUVLOK clamp coupling joins grooved-end pipes in industrial fire protection, HVAC, and process piping systems. This 8 in x 6 in ductile-iron model with NBR seal handles up to 500 psi, providing a rigid, leak-resistant connection for water, oil, or chemical lines.

What are the specifications of the GRUVLOK 0390009108 coupling?

This GRUVLOK bolted clamp coupling has a fitting pipe size of 8 in x 6 in, overall length of 14 in, ductile-iron construction, NBR seal, and maximum operating pressure of 500 psi. The manufacturer part number is 0390009108.

Where to buy GRUVLOK couplings worldwide?

3G Electric supplies GRUVLOK grooved pipe couplings worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the 0390009108 or other GRUVLOK models.

How to install a GRUVLOK bolted coupling?

Align the coupling halves over the grooved pipe ends, ensuring the gasket is seated evenly. Tighten the bolts alternately to the torque specified by GRUVLOK. Do not exceed the 500 psi rating. Always follow the manufacturer's installation instructions for ductile-iron fittings.

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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