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GRUVLOK Clamp Coupling: 1 1/4 in x 1 1/4 in, NBR Seal, 1,000 psi, Ductile Iron - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 1 1/4 in x 1 1/4 in, NBR Seal, 1,000 psi, Ductile Iron

The GRUVLOK Clamp Coupling is a 1 1/4 in x 1 1/4 in grooved pipe coupling with a bolted ductile iron design, NBR seal, and a maximum operating pressure of 1,000 psi. Measuring 4 1/2 in in length (MPN 0390095842), it…

SKU 3G-OTH-460104

Brand
GRUVLOK
Item
Clamp Coupling: 1 1/4 in x 1 1/4 in, NBR Seal, 1,000 psi, Ductile Iron
Category
Grooved Pipe Couplings
Available to Order
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390095842
Type
NBR Seal, 1,000 psi, Ductile Iron, Bolted
Lg
4 1/2 in
Maximum Operating Pressure
1,000 psi
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Clamp Coupling is a 1 1/4 in x 1 1/4 in grooved pipe coupling with a bolted ductile iron design, NBR seal, and a maximum operating pressure of 1,000 psi. Measuring 4 1/2 in in length (MPN 0390095842), it is a genuine OEM component from GRUVLOK.

Frequently Asked Questions

What is a GRUVLOK clamp coupling used for?

A GRUVLOK clamp coupling joins grooved-end pipes in fire protection, HVAC, and industrial piping systems. This 1 1/4 in bolted ductile iron model with NBR seal handles up to 1,000 psi, providing a reliable, leak-resistant connection for water and other compatible fluids.

What are the specifications of the GRUVLOK 0390095842 coupling?

This GRUVLOK coupling is 1 1/4 in x 1 1/4 in, 4 1/2 in long, with a bolted ductile iron body and NBR seal. Maximum operating pressure is 1,000 psi. It is a genuine OEM part (MPN 0390095842) designed for grooved pipe systems.

Where to buy GRUVLOK clamp couplings worldwide?

3G Electric supplies genuine GRUVLOK clamp couplings worldwide. We handle full logistics and customs clearance to deliver this 1 1/4 in, 1,000 psi ductile iron coupling (MPN 0390095842) to your site. Contact us for a quote and delivery timeline.

How to install a GRUVLOK grooved pipe coupling?

To install a GRUVLOK coupling, ensure pipe ends are clean and grooved per manufacturer specs. Lubricate the NBR gasket, place it over both pipe ends, then position the ductile iron housing and tighten bolts evenly to the recommended torque. Always follow GRUVLOK's installation instructions.

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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