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

GRUVLOK Clamp Coupling: Flex Bolted, 1 1/4 in x 1 1/4 in, Ductile Iron, NBR Seal

The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in a 1-1/4 in x 1-1/4 in size, constructed from ductile iron with an NBR seal and rated for a maximum operating pressure of 1,000 psi (MPN…

SKU 3G-OTH-468162

Brand
GRUVLOK
Item
Clamp Coupling: Flex Bolted, 1 1/4 in x 1 1/4 in, Ductile Iron, NBR Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390003622
Type
1 1/4 in x 1 1/4 in, Ductile Iron, NBR Seal, 1,000 psi
Fitting Pipe Size
1-1/4 in x 1-1/4 in
Maximum Operating Pressure
1,000 psi
View Full Spec Sheet

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

Product Description

The GRUVLOK Clamp Coupling: Flex Bolted is a grooved pipe coupling in a 1-1/4 in x 1-1/4 in size, constructed from ductile iron with an NBR seal and rated for a maximum operating pressure of 1,000 psi (MPN 0390003622). 3G Electric sources this genuine GRUVLOK component across 14 industrial departments, with specialist expertise in combustion, pumps and controls ensuring accurate specification and support.

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 the GRUVLOK 0390003622 clamp coupling used for?

The GRUVLOK 0390003622 flex bolted clamp coupling joins grooved-end pipes in fire protection, HVAC, and industrial piping systems. Its ductile iron body and NBR seal handle pressures up to 1,000 psi, making it suitable for water, air, and light oil services.

What are the specifications of the GRUVLOK 0390003622 coupling?

This GRUVLOK coupling is a flex bolted type with a 1-1/4 in x 1-1/4 in pipe size. It is made of ductile iron with an NBR seal and rated for a maximum operating pressure of 1,000 psi. The manufacturer part number is 0390003622.

Where to buy GRUVLOK 0390003622 worldwide?

3G Electric supplies the genuine GRUVLOK 0390003622 flex bolted clamp coupling to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this ductile iron, NBR-sealed coupling rated at 1,000 psi.

How to install a GRUVLOK flex bolted clamp coupling?

To install a GRUVLOK flex bolted 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 halves and tighten bolts evenly to the recommended torque. Do not exceed 1,000 psi operating pressure.

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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