GRUVLOK 3 in x 3 in Grooved Pipe Coupling
The GRUVLOK Metal Pipe Straight is a 3 in x 3 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi at 150° F. This straight coupling is designed for…
SKU 3G-OTH-468207
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
The GRUVLOK Metal Pipe Straight is a 3 in x 3 in grooved pipe coupling made of ductile iron with an NBR seal, rated for a maximum operating pressure of 300 psi at 150° F. This straight coupling is designed for joining pipes in industrial systems, backed by 3G Electric's specialist expertise in sourcing and supporting critical components across combustion, pumps, and controls.
Frequently Asked Questions
What is the GRUVLOK Metal Pipe Straight used for?
The GRUVLOK Metal Pipe Straight is a grooved pipe coupling used to join pipes in industrial systems such as fire protection, HVAC, and process piping. It provides a reliable, leak-resistant connection in applications requiring up to 300 psi at 150° F.
What are the specifications of the GRUVLOK Metal Pipe Straight?
This straight coupling has a fitting pipe size of 3 in x 3 in, is made of ductile iron with an NBR seal, and is rated for a maximum operating pressure of 300 psi at 150° F. The manufacturer part number is 390006544.
Where to buy the GRUVLOK Metal Pipe Straight worldwide?
3G Electric supplies the GRUVLOK Metal Pipe Straight worldwide, handling full logistics and customs clearance for global delivery. As a specialist industrial sourcing partner, we provide this coupling and support for critical components across combustion, pumps, and controls.
How to install a GRUVLOK grooved pipe coupling?
Installation requires aligning the pipe ends, lubricating the gasket, and placing it over the joint. Position the coupling housing over the gasket, insert bolts, and tighten nuts evenly to the manufacturer's torque specification. Always follow GRUVLOK's published guidelines for proper assembly.
Used in
Common applications for GRUVLOKGRUVLOK 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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Compatible alternatives & equivalents
- GRUVLOK This grooved pipe coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Constructed of ductile iron with an NBR seal, it is rated for a maximum operating pressure of 300 psi at 150°F. The 3 in x 3 in size accommodates standard-groove pipe for water and light oil services
- GRUVLOK Rigid coupling for joining grooved-end pipe in industrial piping systems. Ductile iron body with NBR seal, rated for 750 psi maximum operating pressure. Grooved x grooved connection for mechanical joining in applications such as HVAC, fire protection, and process piping
